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William Lovejoy

Raymond T. J. Perring Family Professor of Business Administration & Professor of Technology & Operations; Faculty Co-Director Master of Entrepreneurship Program

University of Michigan’s
Ross School of Business

Professor Lovejoy’s historical research was in the area of capacity management, decision making with incomplete information and supply chain management and he has published numerous articles in top academic journals on these topics.  His current research interests focus on managing across functional boundaries, innovation, and health care.  In the area of innovation, his new product development course has enjoyed coverage by CNN, the Wall Street Journal and the New York Times.  He also teaches an Integrated Operations course which presents operations from a general management perspective, stressing the interfaces with marketing, finance, purchasing and human resources.  


Found: 10 Products
by William Lovejoy, Wallace Hopp
Product Type: Exercise  Publication Date: 09/2013  Product ID#: 1-429-133  Length: 4pages
This case uses the example of a Hospital’s Emergency Department to introduce Little’s formula of I = RT, a fundamental law in operations management. Through a series of questions, the case guides students through issues of capacity, marginal profits, costs, and inventory.
by William Lovejoy
Product Type: Case  Publication Date: 06/2011  Product ID#: 1-429-130  Length: 5pages
Lewis Stone is a small, Midwestern company that manufactures plastic parts. The company has been hit hard by the 2008 recession and must move its headquarters to a region with lower labor costs. With a labor negotiation on the horizon, Lewis Stone’s management must decide whether to inform the union leaders of the company’s decision to relocate the company.
by William Lovejoy
Product Type: Exercise  Publication Date: 12/2010  Product ID#: 1-429-127  Length: 4pages
This case explores the LanServe Corporation, a company that focuses on manufacturing low to mid-range network servers. As a low cost server provider, LanServe is facing a series of decisions surrounding how it should manufacture its products. Data surrounding the company’s operations are provided, leaving students to answer the question of how to optimally structure LanServe’s oper...
by William Lovejoy
Product Type: Case  Publication Date: 12/2010  Product ID#: 1-429-128  Length: 3pages
This case builds upon LanServe Corporation (A). LanServe, a company that designs low to midrange servers, is facing increased demand for its services and has to choose between lines and cells to redesign its production process. Price data and capacity calculations are presented for each option, and students are asked to make and justify recommendations each way.
by William Lovejoy
Product Type: Case  Publication Date: 12/2010  Product ID#: 1-429-129  Length: 12pages
This case follows Laura Milanes as she defines the problems facing Midco Pharmaceuticals, a leading manufacturer of store brand over-the-counter (OTC) drugs and vitamins. Students analyze Midco’s new-product development (NPD) process. This requires critical-path, capacity, and process flow analysis. Students then conduct a cost-benefit analysis and make recommendations.
by William Lovejoy
Product Type: Case  Publication Date: 12/2010  Product ID#: 1-429-131  Length: 7pages
The case describes the frustrating experiences of Alice Reinhart who is hired by Autoprime as a production foreman to help their Ohio manufacturing plant transition to Just-in-Time (JIT) production. More than just a process improvement problem, the case asks students to consider all aspects of change management including overcoming resistance at the floor level and the importance of management and incentives in motivating workers and encouraging new initiatives.
by William Lovejoy
Product Type: Exercise  Publication Date: 12/2010  Product ID#: 1-429-132  Length: 3pages
This case uses the example of a hospital operating room to teach students how to make decisions based on a quantitative operational analysis. Students are asked to consider issues with capacity and variability, and choose a future action that the hospital must take in order to remedy its delay and waiting problems.
by William Lovejoy
Product Type: Conceptual Note  Publication Date: 05/2010  Product ID#: 1-429-083  Length: 12pages
This note describes the spectrum of process types, focusing on two pure cases in detail, flow shops and job shops. Specifically it describes characteristics, operations, opportunities for competitive advantage, and the decision hierarchies involved in each. Also, other process types are introduced, including batch flow processes, projects, and flexible manufacturing.
by William Lovejoy
Product Type: Conceptual Note  Publication Date: 05/2010  Product ID#: 1-429-081  Length: 12pages
Most production systems are faced with the problem of variability. Customer demand for finished products may vary over time, as may the availability of raw materials and the processing capacity at various stages in the system. This note will discuss some of the types of variability, the consequences of variability, the role of inventory in systems with variability, and possible res...
by William Lovejoy
Product Type: Conceptual Note  Publication Date: 05/2010  Product ID#: 1-429-082  Length: 8pages
Production capacity can be defined as the maximum rate at which a productive system can convert inputs into outputs. Capacity is typically measured as output per unit of time, that is, as a throughput rate (e.g., tons per hour) but often it is not that simple. This note provides a qualitative discussion of the constituents of capacity.
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