Finance and Financial Management Commons^™

Testing The Effectiveness Of Deregulation In The Electric Utility Industry: A Market-Based Approach, Manfen Wang

Doctoral Dissertations

In this paper, I investigate one stated purpose of deregulation in the electric utility industry—to make utility operations more responsive to news releases, a proxy for market forces. My premise is that utilities providing electricity to highly deregulated states will be more responsive to market forces than those providing electricity to non-deregulated states. I employ intraday data from April to June 2001, the year after deregulation, and from 1994, the year before deregulation. I also employ the Brown-Forsythe-Modified Levene (BFL) test to determine the volatility differences between days with released news and days without released news. The results of BFL …