If security markets are semistrong-form efficient, investors cannot solely use ____ to earn excess returns.
A)previous price movements
B)insider information
C)publicly available information
D)previous price movements AND publicly available information

Question

Quizplus · Accepted Answer

Semistrong-form efficiency asserts that all publicly available information is already reflected in stock prices, meaning investors cannot gain excess returns through analysis of previous price movements or any other public information.

If Security Markets Are Semistrong-Form Efficient, Investors Cannot Solely Use