2. For each of the following scenarios, discuss whether profit
opportunities exist from trading in the stock of the firm under the
-conditions that
(1) the market is not weak form efficient,
(2) the market is weak form efficient,
(3) the market is semistrong form efficient, and
(4) the market is strong form efficient.
a. The stock price has risen steadily each day for the past 30
days.
b. The financial statements for a company were released three
days ago,...