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Show Results For
- All HBS Web
(5,542)
- People (8)
- News (1,284)
- Research (2,959)
- Events (36)
- Multimedia (36)
- Faculty Publications (1,757)
- November 1997 (Revised May 1998)
- Teaching Note
Indianapolis: Activity-Based Costing of City Services (A) and (B) TN
By: Robert S. Kaplan
Teaching Note for (9-196-115) and (9-196-117). View Details
- September 2010 (Revised January 2011)
- Background Note
Using Regression Analysis to Estimate Time Equations
This note presents a simple way to estimate time equations using regression analysis in Excel. The note quickly outlines regression analysis, then presents a real-life case example from the natural gas industry that students can use to gain experience developing and... View Details
Martinez-Jerez, Francisco de Asis, and Ariel Andres Blumenkranc. "Using Regression Analysis to Estimate Time Equations." Harvard Business School Background Note 111-001, September 2010. (Revised January 2011.)
- 09 Jul 2020
- News
A Conversation with Sir Ronald Cohen on Impact Investing
- March 2001 (Revised April 2001)
- Case
MiCRUS: Activity-Based Management for Business Turnaround
By: Robert S. Kaplan, Jonathan B. Schiff and Stanley Abraham
MiCRUS is a new company, spun off from IBM as a joint venture between IBM and Cirrus Logic to produce semiconductor wafers at world-class costs for its two parent companies. The senior management team needs to overcome the bureaucratic, internally focused culture that... View Details
Kaplan, Robert S., Jonathan B. Schiff, and Stanley Abraham. "MiCRUS: Activity-Based Management for Business Turnaround." Harvard Business School Case 101-070, March 2001. (Revised April 2001.)
- 01 Dec 2010
- News
Noted & Quoted
“It is not at all clear that when firms expand abroad they contract at home. If anything, you see the opposite.” — HBS professor MIHIR DESAI noting that foreign profits made by American firms put them in a better position to grow at home. (Washington Post, September... View Details
- October 1988 (Revised June 1993)
- Case
Siemens Electric Motor Works (A): Process-Oriented Costing
Explores how a cost system can help support a firm's decision to change strategies. In the process, the students are introduced to a simple activity-based cost system. Siemens Electric Motor Works found itself facing an increasingly competitive environment and so made... View Details
Cooper, Robin, and Karen Wruck. "Siemens Electric Motor Works (A): Process-Oriented Costing." Harvard Business School Case 189-089, October 1988. (Revised June 1993.)
- February 8, 2022
- Article
Time-Driven Activity-Based Cost Comparison of Treating Five Acute, Low-Severity Conditions
By: Alan Yang, Andy Hung-Yi Lee, Joseph W. Kopp, Katherine D. Rose, Adam M. Licurse, Philip D. Anderson and Robert S. Kaplan
In 2017, patients made 145 million visits to emergency departments (EDs), generating $76.3 billion in charges. About a third of ED visits, however, were for conditions that were treatable in lower-resourced settings. We used time-driven activity-based costing (TDABC)... View Details
Keywords: Time-Driven ABC; Health Care Costs; Activity Based Costing and Management; Health Care and Treatment
Yang, Alan, Andy Hung-Yi Lee, Joseph W. Kopp, Katherine D. Rose, Adam M. Licurse, Philip D. Anderson, and Robert S. Kaplan. "Time-Driven Activity-Based Cost Comparison of Treating Five Acute, Low-Severity Conditions." NEJM Catalyst (February 8, 2022).
- November–December 2021
- Article
Successfully Implementing TDABC in Health-Care Provider Organizations
By: Susanna Gallani and Gregory Sabin
This article describes some of the common obstacles that challenge the success of TDABC implementation in health-care provider organizations and suggests potential remedies and preventive measures. View Details
Keywords: Time-Driven Activity-Based Costing; Implementation; Health Care and Treatment; Activity Based Costing and Management
Gallani, Susanna, and Gregory Sabin. "Successfully Implementing TDABC in Health-Care Provider Organizations." Cost Management 35, no. 6 (November–December 2021): 29–33. (Commissioned Article.)
- Article
Comparative Costs of Advanced Proton and Photon Radiation Therapies: Lessons from Time-driven Activity-based Costing in Head and Neck Cancer
By: Nikhil G. Thaker, Steven J. Frank and Thomas W. Feeley
Time-driven activity-based costing (TDABC) is an innovative costing tool in healthcare that can be used to directly compare the true cost of competing technologies over the full care cycle. Rather than only comparing therapeutic effectiveness over a limited number of... View Details
Keywords: Head And Neck Cancer; IMRT; Proton Therapy; Time-Driven ABC; Information Technology; Activity Based Costing and Management; Medical Specialties
Thaker, Nikhil G., Steven J. Frank, and Thomas W. Feeley. "Comparative Costs of Advanced Proton and Photon Radiation Therapies: Lessons from Time-driven Activity-based Costing in Head and Neck Cancer." Journal of Comparative Effectiveness Research 4, no. 4 (2015): 297–301.
- September 2015 (Revised February 2016)
- Supplement
Novell (B): Board of Directors Aftermath of Hedge Fund Attack
By: Richard L. Nolan
No corporation and its board of directors is immune to a disruptive shareholder activist attack. The Novell (A) and (B) cases take students through a shareholder activist attack and its aftermath—a saga that spanned 5 years. The cases outline the activist playbook in... View Details
Nolan, Richard L. "Novell (B): Board of Directors Aftermath of Hedge Fund Attack." Harvard Business School Supplement 916-405, September 2015. (Revised February 2016.)
- February 2002 (Revised November 2002)
- Case
Activity-Based Management at W.S. Industries (B)
By: V.G. Narayanan and Jeremy Cott
Describes activity-based budgeting at W.S. Industries. Also describes target costing-led product redesign, and product, customer, and order profitability. View Details
Narayanan, V.G., and Jeremy Cott. "Activity-Based Management at W.S. Industries (B)." Harvard Business School Case 102-063, February 2002. (Revised November 2002.)
- 06 Aug 2015
- News
Activist Investors Are Shaking Up Business Schools, Too
Keywords: Educational Services
- Article
Quantifying the Benefits from a Care Coordination Program for Tracheostomy Placement in Neonates
By: Christen Caloway, Alisa Yamasaki, Kevin M. Callans, Mahek Shah, Robert S. Kaplan and Christopher Hartnick
Value-based care models are becoming instrumental in structuring clinical care delivery in our healthcare climate. Our objective was to determine the value associated with implementation of a Family-Centered Care Coordination (FCCC) program for neonates undergoing... View Details
Keywords: Family-centered Care; Value-based Healthcare; Time-Driven Activity-Based Costing; Health Care and Treatment; Value; Activity Based Costing and Management
Caloway, Christen, Alisa Yamasaki, Kevin M. Callans, Mahek Shah, Robert S. Kaplan, and Christopher Hartnick. "Quantifying the Benefits from a Care Coordination Program for Tracheostomy Placement in Neonates." International Journal of Pediatric Otorhinolaryngology 134 (July 2020).
- 2019
- Article
Time-Driven Activity-Based Cost Analysis for Outpatient Anticoagulation Therapy: Direct Costs in a Primary Care Setting with Optimal Performance
By: Robert S. Kaplan, Rohit A. Bobade, Richard A. Helmers, Thomas M. Jaeger, Laura J. Odell and Derek A. Haas
Objectives: To determine how overall cost of anticoagulation therapy for warfarin compares with that of Novel Oral Anticoagulants (NOACs). Also, to demonstrate a scientific, comprehensive, and an analytical approach to estimate direct costs involved in monitoring and... View Details
Keywords: Time-Driven Activity-Based Costing; Activity Based Costing and Management; Health Care and Treatment; Analysis
Kaplan, Robert S., Rohit A. Bobade, Richard A. Helmers, Thomas M. Jaeger, Laura J. Odell, and Derek A. Haas. "Time-Driven Activity-Based Cost Analysis for Outpatient Anticoagulation Therapy: Direct Costs in a Primary Care Setting with Optimal Performance." Journal of Medical Economics 22, no. 5 (2019): 471–477.
- December 2011 (Revised September 2015)
- Case
Carl Icahn and Clorox
By: Jay W. Lorsch and Kathleen Durante
This case outlines the takeover attempt by activist investor, Carl Icahn, for the Clorox Company. The board of the company repeatedly rejected Icahn's offers as inadequate. He made three bids over the course of three months. View Details
Lorsch, Jay W., and Kathleen Durante. "Carl Icahn and Clorox." Harvard Business School Case 412-078, December 2011. (Revised September 2015.)
- 01 Mar 2016
- News
Off Script
(Thinkstock) Prescription drug spending increased by more than 13 percent in the United States in 2014, raising health insurance premiums and the ire of consumers and politicians. The reasons behind the rise are many, including the high cost of drug development—as much... View Details
- Article
Better Accounting Transforms Health Care Delivery
By: Robert S. Kaplan and Mary L. Witkowski
The paper describes the theory and preliminary results for an action research program that explores the implications from better measurements of health care outcomes and costs. After summarizing Porter's outcome taxonomy (Porter 2010), we illustrate how to use process... View Details
Keywords: Activity Based Costing and Management; Research; Health Care and Treatment; Health Industry
Kaplan, Robert S., and Mary L. Witkowski. "Better Accounting Transforms Health Care Delivery." Accounting Horizons 28, no. 2 (June 2014): 365–383.
- July 2015 (Revised March 2021)
- Case
Proxy Contest at DuPont
By: Jay W. Lorsch and Emily McTague
On January 9, 2015, Nelson Peltz of Trian Fund Management launched a proxy fight for four out of the twelve seats on the DuPont board. The fund had previously published a public letter addressed to shareholders outlining its proposal to break the company into three... View Details
Keywords: Board Of Directors; Hedge Fund; Activist Investing; Activist Investors; Proxy Fight; Corporate Governance; Governing and Advisory Boards; Investment Activism; Chemical Industry; United States
Lorsch, Jay W., and Emily McTague. "Proxy Contest at DuPont." Harvard Business School Case 416-005, July 2015. (Revised March 2021.)