Hal Vogel
Harold L. Vogel, Ph.D., CFA, is CEO of VogelCapital Management and Powerlaw Analytics, in New York City. He formerly served as adjunct professor at Columbia's Business School. He is author of Financial Market Bubbles and Crashes, 3rd ed. (Dec 2021/22), Entertainment Industry Economics, (10th ed. 2020), and Travel Industry Economics, (4th ed. (2021/22). Articles include "An Analytical Review of Volatility Metrics for Bubbles and Crashes (with R. Werner), International Review of Financial Analysis, March 2015 and "Playing with Power-Law Curves: A New Way to Analyze Market Structures and Sectors," Archives of Business Research, vol 10, No 8 August 25, 2022. This descriptive article and the underlying software can be viewed on the trackler.com website.
Trackler.com software can be broadly applied to analyze industry structures and segments, but especially to antitrust and industry concentration (e.g., mergers) studies. Trackler analysis provides a dynamic aspect that does not appear in the traditional and static Hefindahl-Hirschman index (HHI) market share concentration approach.