Channels – Dr. Vidya Hattangadi

Bullwhip Effect in Supply Chain

Dr Vidya Hattangadi — Mon, 26 Jan 2026 00:01:00 +0000

The supply chain is as important as a backbone of businesses and the global economy, connecting raw material sources to the end consumer by managing the flow of goods and information, ensuring efficiency, quality, and timely delivery. This intricate system is crucial for providing products, boosting economic activity, modifying risks like disasters and geopolitical events, fostering innovation, and creating a competitive advantage for businesses.

Supply chain risks can cause big problems for firms. These risks come in many forms. Natural disasters, cyber-attacks, and supplier issues can all disrupt the flow of goods. The COVID-19 pandemic showed how fragile supply chains can be. Many companies struggled to get parts and materials. This led to empty shelves and angry customers. To cope, firms need to build supply chain resilience. This means having backup plans and suppliers. It also means using tech to spot problems early. Smart firms keep extra stock of key items too.

The bullwhip effect is a phenomenon in supply chain management where small changes in consumer demand create increasingly enlarged and distorted order quantities as they move up the supply chain from retailers to wholesalers to manufacturers. This exaggeration of demand leads to excess or insufficient inventory, higher costs, and reduced efficiency. It occurs because each stage in the supply chain lacks perfect information about actual consumer demand and tends to overreact to perceived changes, creating a ripple effect like a whip’s increasing motion.

The term “Bullwhip Effect” was first coined by Procter & Gamble researchers in the early 1990s. It described the phenomenon they observed in the supply chain for their Pampers brand diapers. They noticed that small changes amplified consumer demand as they moved up the supply chain, leading to significant inefficiencies and increased costs.

The bullwhip effect in a supply chain is when small changes in final consumer demand are magnified into increasingly larger fluctuations in orders as they move upstream to distributors, wholesalers, and manufacturers. This distortion causes parties to overcompensate for perceived changes in demand, leading to inefficient overproduction, excess inventory, stockouts, increased costs, and supply chain disruptions.

P&G experienced though the demand for their best-selling Pampers diapers was stable, the orders placed by retailers, distributors, and their own suppliers showed progressively larger fluctuations, leading to inefficiencies like excess inventory and increased costs. P&G coined the term to highlight this phenomenon, which they and other companies recognized as a major cause of inefficiencies in their supply chains.

Common supply chain problems include material and labor shortages, logistics challenges like port congestion and rising transport costs, demand and supply imbalances, lack of visibility, geopolitical instability, and cybersecurity threats. These issues can lead to increased costs, operational disruptions, delays in delivery, and negative impacts on customer satisfaction. Some common problems for bullwhip are as follows:

Demand Change at the Customer Level

A minor shift in consumer purchases occurs. A change in customer-level demand can disrupt a supply chain by creating sudden imbalances, leading to stockouts or excess inventory and increasing costs for businesses. This happens because the supply chain, which amplifies demand variability, struggles to react quickly enough to unexpected shifts, whether they are sudden surges or unexpected drops in demand.

Retailer Overreaction

The retailer, lacking full visibility into demand, overreacts to the perceived trend by increasing or decreasing their orders to the distributor by a larger margin. When retailers overreact to market conditions, they can cause supply chain disruptions through sudden spikes in demand (leading to shortages) or sudden drops in demand (leading to excess inventory). Overreactions, such as stockpiling or sudden order cuts, disrupt the flow of goods, causing higher costs, production halts, and potential loss of supplier and customer confidence. Effective supply chain management requires real-time visibility and intelligent demand forecasting to avoid these disruptions and ensure a smooth flow of products.

Amplified Orders Upstream

The wholesaler, receiving distorted information from multiple retailers, further inflates its own orders to the manufacturer. Where small fluctuations in customer demand become increasingly amplified as they move upstream from the retailer to the wholesaler, distributor, and manufacturer. This distortion leads to inefficiencies like excess inventory or shortages, increased costs, and operational instability, as each supply chain stage.

Magnified Demand Fluctuation

The manufacturer, with even less direct information about customer demand, drastically adjusts its production and orders from suppliers, creating the largest and most erratic swing.

Complex Supply Chain

The number of intermediaries between the manufacturer and the ultimate customer grows with a complex supply chain. Each intermediary may make assumptions about demand in a complex supply chain and place orders accordingly. Due to the sheer number of interconnected and interdependent entities, the vast amount of information and material flows involved, the global reach and multiple geographic locations of these entities, and the constant dynamic changes and disruptions that occur, making cause-and-effect relationships often unclear. These factors create a system with many moving parts that require significant coordination and can lead to cascading effects when problems arise.

Batch Orders

Batch order is a common practice in supply chain management where orders are placed in bulk at set intervals. The supplier and the retailer or distributor agree on a schedule for placing orders rather than placing orders as demand occurs. Batch ordering creates a distorted view of actual demand. This distortion of information leads to an excess inventory, which causes a stock-out or increase in holding costs. It can also lead to the bullwhip effect by creating a delay in the flow of information. This delay causes suppliers to react to changes in demand too late, leading to an oversupply or stock-out.

Consumer Pressure

Consumer pressure can cause the bullwhip effect by creating demand fluctuations that are difficult for suppliers to predict and address. It happens when consumers pressure retailers to stock a wide range of products and always have those products available. Consumer pressure leads to an overestimated demand and an increase in inventory levels. When consumers pressure retailers to stock a wide range of products, retailers place large orders to ensure they have enough supply to meet consumer demands.

Bad Communication

Distorted communication directly causes supply chain disruption by creating misaligned expectations, increasing operational costs, and leading to poor decision-making, which results in delays, shortages, and damaged relationships. This breakdown in information flow, especially in global networks, can be due to incompatible systems, data silos, security issues like cyber-attacks, or a general lack of real-time, transparent information exchange, hindering agile responses to unexpected events. It creates a lack of visibility and coordination among supply chain partners. It makes it difficult for suppliers to accurately predict demand and make informed inventory management and production levels decisions. Poor communication can lead to an overestimated demand and an increase in inventory levels, causing the bullwhip effect.

Price Volatility

Price volatility refers to the degree of price variations of a product or commodity over time. It measures how much the price of a product or commodity changes in each period. Price volatility causes the bullwhip effect by creating uncertainty and unpredictability for suppliers. The rapid fluctuation in the price of a product or commodity makes it hard for suppliers to forecast future prices. This volatility causes them to overestimate demand, leading to an increase in inventory levels and the bullwhip effect in supply.

Lead Times Issues

Lead time is the time it takes for order fulfilment, from placing an order until the goods are received. Long lead times create delays in the flow of information between supply chain partners. This delay makes it difficult for suppliers to accurately predict demand and make informed inventory and production levels decisions. For example, if a supplier has long lead times, a retailer may place large safety stock orders to ensure they have enough inventory.

Incorrect Forecasts

Suppliers, retailers, and distributors often use historical data to make future forecasts. However, when there are significant changes in demand, it may cause them to base their projections on incorrect information. This wrong projection can lead to an overestimated demand and an increase in inventory levels. Incorrect supply chain forecasts create a vicious cycle of overstocking and stockouts, leading to increased costs, reduced profitability, and damaged customer satisfaction. This inaccuracy also triggers the bullwhip effect, amplifying small errors up the supply chain into significant demand and supply imbalances.

The Pigneur and Osterwalder Business Model

Dr Vidya Hattangadi — Mon, 15 Sep 2025 00:01:00 +0000

Abstract

The Business Model Canvas also called the Pignut and Osterwalder business model consists of nine essential parts: Customer Segments, Value Proposition, Revenue Streams, Channels, Customer Relationships, Key Activities, Key Resources, Key Partners, and Cost Structure. The Business Model Canvas is a strategic management template that helps businesses to describe, design and analyse their business models. Alex Osterwalder modelled this strategic toll who is a Swiss business management theorist and entrepreneur. He designed this model as a part of his PhD research. In Osterwalder’s model his PhD supervisor Yves Pigneur has co-authored the model. This model was published in a book called Business Model Generation.

During the model development of Osterwalder and Pigneur by an amazing crowd of 470 practitioners from 45 countries contributed their thoughts and experiences. That is an inspiring collaboration. The model is in the form of a visual chart with various elements that describe the value proposition of an organisation, its infrastructure, market and finances. The objective of the model is to assist firms to align their activities through the illustration of potential trade-offs.

This article explains the basics of the Business Model Canvas. The model comprises nine building blocks. They are explained as follows:

Value proposition of the business: Apple’s value proposition lies deeply in design, branding, and innovation. Banking on creativity, the brand sets its products and services apart using aesthetics, advanced technology, and user experience. Value proposition refers to the product or service the firm intends to offer to its customers to satisfy their needs. It is unique to an organisation as it helps to differentiate the product apart from its competitors. The description may be qualitative, outlining the intended outcome and customer experience, or quantitative, describing the efficiency and price. Nike bases its value proposition on the practice of sport as a generator of confidence and success, will and effort, going against what is established, and bringing inspiration and innovation to every athlete in the world.

The business proposition (value proposition) is at the centre of the Business Model Canvas because it is the core offering that answers why customers would choose one company over another, thus serving as the heart of the business model that the other components revolve around. It directly connects the value created to the specific problems or needs of the customer segment, making it the fundamental reason for the business’s existence and the driver for all other strategic decisions.

Infrastructure: Number ofIndian organizations stand out for their strong infrastructure in word. Larsen & Toubro (L&T) is a major player known for its diverse portfolio and engineering expertise. Hindustan Construction Company (HCC) is recognized for its experience in large-scale civil engineering projects. Additionally, GMR Infrastructure and Reliance Infrastructure are also prominent in the infrastructure and real estate sectors. It’s shown on the left of the canvas.

In a value chain model, infrastructure refers to the all-encompassing systems, processes, and resources that support the entire organization and its operations, rather than specific activities like production or marketing. It includes elements like strategic management, finance, accounting, legal, and quality management, which are crucial for the overall functioning and success of the business. Value chain consists of all processes of the business adding value to the final product/service.

The organisation’s infrastructure comprises the key activities that generate the value proposition, the key resources it used to create value for its customers, its alliances or key partner networks and the things that motivate them to be part of the business model. These describe how the company delivers the value proposition.

Channels

In a business context, channels are the ways a company communicates with, delivers value to, and interacts with its customers to fulfil its business proposition. They are the pathways through which a business reaches its target audience, provides its products or services, and builds relationships. Channels outline the ways a business communicates with and reaches its customers to deliver its value proposition. Hindustan Unilever (HUL) employs a multi-channel approach to reach consumers, including traditional retail, modern trade, e-commerce, and specialized channels like health and wellness stores. They also utilize direct selling and direct-to-consumer strategies, particularly in rural areas through initiatives like Project Shakti. HUL leverages a vast network of distributors and stockists to ensure product availability across various locations.

Customers

On the right side of the canvas, the model analyses three aspects of the customers of the business. They include customer segments break the total market down to help identify and describe its target customers more specifically, channels of delivery connect a customer segment to the value proposition and the type of relationship between the business and its customers. For example, transactional, long-term, self-service, co-creation, etc. Considered together, these describe how the customer expects to access the value proposition. Airbnb has two main customer segments – travellers seeking accommodation and property owners renting out their spaces. Uber connects drivers and riders. Spotify targets music lovers, artists, and advertisers.

Revenue streams

It describes how the company makes money from its target market. For example, businesses can generate revenue through the sale of a physical product, selling a continuous service in the form of subscriptions, renting, or leasing an asset such as a car, licensing or charging fees to advertise products. For example, Tata Motors generates revenue from multiple streams including commercial vehicles, passenger vehicles, electric vehicles, and the Jaguar Land Rover (JLR) segment. They also have revenue from vehicle financing and related services. Tata Motors sells a wide range of vehicles, including passenger cars, trucks, buses, and defence vehicles. These vehicles are sold in over 170 countries worldwide, making Tata Motors one of the most globally diversified automotive companies.

Key Activities

Key activities are the essential things a business needs to do to bring its customers value. Key activities are arrived at more through acumen and enumerating the steps needed to deliver value, than by doing business research. There are 3 categories of key activities; production: designing, manufacturing and delivering a product in significant quantities and/ or of superior quality. Problem-solving: finding new solutions to individual problems faced by customers. Platform/ network: Creating and maintaining platforms. ITC’s key activities span across diverse business segments including cigarettes, FMCG, hotels, paperboards, packaging, and agribusiness. Within these, they focus on strategic analysis, supply chain management, and input tax credit management. Furthermore, ITC actively engages in social responsibility initiatives, such as watershed development, afforestation, and sustainable agriculture.

Key Resources

Identifies the most important assets required to make a business model work. These resources enable a company to create and offer value, reach customers, maintain relationships, and generate revenue. Key resources can be physical, financial, intellectual, or human. In Philips India’s Business Model Canvas, key resources can be broadly categorized into physical, intellectual, human, and financial resources. These resources are essential for the company’s operations and achieving its goals in the healthcare and home care sectors. The physical resources of Philips India’ include manufacturing facilities, production equipment, distribution networks, and any physical infrastructure necessary for delivering products and services. The intellectual resources include Philips’ patents, trademarks, and proprietary technologies, including AI algorithms used in diagnostic imaging and digital health solutions. Philips India relies on its skilled workforce, including engineers, researchers, and healthcare professionals, who possess the expertise to design, develop, and deliver innovative solutions.

Key Partners

They represent the external entities with whom a business collaborates to create and deliver value. These partnerships can include suppliers, strategic alliances, joint ventures, or buyer-supplier relationships. For example, P&G’s global reach is heavily reliant on strategic partnerships. A key example is their collaboration with Walmart, focused on optimizing supply chain efficiencies through data analytics and shared information systems. This partnership has led to reduced inventory levels and improved product availability for both companies. P&G partners with EY to enhance manufacturing performance and supply chain operations. This includes leveraging EY’s global experience and P&G’s certified consultants, along with tools like Supply Network Operations (SNO) and the Run-to-Target (RTT) Transformation Accelerator. The company collaborates with GLAAD to promote LGBTQ+ inclusivity in advertising and marketing, ensuring authentic and accurate representation. This partnership involves evaluating and improving representation from pre-production to post-production and beyond. It has a long-standing partnership with WWF, focusing on environmental conservation and sustainability initiatives.

Cost Structure

The Cost Structure block on the Business Model Canvas outlines all the costs associated with operating a business. It details the most significant expenses incurred in creating and delivering value, maintaining customer relationships, and generating revenue. Understanding the cost structure is crucial for optimizing operations, reducing inefficiencies, and ensuring profitability. Bata, as a large retailer, would also have significant costs associated with its supply chain, including sourcing, logistics, and distribution. Manufacturing cost includes the cost of raw materials, labor for production, factory overhead (rent, utilities), and machinery maintenance. Since Bata has its own manufacturing facilities, these costs are crucial. Retail operation cost covers the costs of running physical stores, including rent, utilities, store staff salaries, visual merchandising, and point-of-sale systems. Bata spends significantly on marketing to promote its brand and products. This includes advertising campaigns, promotional events, and digital marketing efforts. Bata is synonymous with the school going children for the leather and canvas shoes in India. Bata is known for school shoes around the world. For generations, Bata has been part of their childhood memories, helping millions of students step confidently into their future. With a portfolio of over 20 brands.

Conclusion

The Business Model Canvas is used by both startups and existing businesses, including large corporations. With a little adaptation of the ideas, non-profits and social enterprises can also use the canvas. The canvas is easy to draw on a whiteboard or a big piece of paper and you can use sticky notes to add ideas or details to each block. Whether someone is launching a startup or reinventing an existing business, this model provides a clear framework for mapping out who their customers are, what they value, and how their organization can deliver that value while generating sustainable revenue. By breaking down the complex world of business strategy into nine essential building blocks, the authors offer a practical toolkit that has revolutionized how companies think about their fundamental operations.