This paper surveys some of the prevalent theories of stock market regulation (market failure and public choice.) The validity of generalizing U.S. regulatory experience to the markets of other nations depends on which, if any, of these popular theories holds. No convincing evidence exists to...

The first part of this paper derives the Market Pricing Maxim (MPM): market transaction prices fully reflect available information. This is not the same as the efficient market hypothesis (EMH). The MPM holds whether prices are unbiased estimates of fundamental value, as the EMH hypothesizes, or...