If FFRT changes are highly correlated with stock price movement, the opportunity to earn an above normal return may exist in contradiction to efficient market theory
In studying the corpus of his contributions to the efficient market theory
, one can only conclude that Paul Samuelson takes great care in what he writes.
In its strong form, efficient market theory
posits that all information, whether public or not, is reflected in security prices.
prices stay at the level predicted by efficient market theory
even as the informed's share of the wealth approaches zero.
The efficient market theory
argues that, over time, the market will accurately evaluate all information on the firm and its outputs (Fama, 1974, 1991).
Unfortunately, the efficient market theory
cannot distinguish actual stock price behavior from investments by a colony of baboons whose stock purchases are driven by serially uncorrelated hormone surges.
In addition to new and improved stock selection methods, this book takes a look at modern portfolio theory, efficient market theory
, asset allocation and diversification and trades them in for a refined method detailing what characteristics the best stocks have in common before they produce oversized returns for investors, with Kimmel's newest take on perfecting wealth creation and capital appreciation.
Cochrane accuses Krugman of misleading his readers about the efficient market theory
, which asserts that, given the available information, financial markets always get asset prices right.