Almost all financial theory and decision models assume that the financial markets are efficient. The informational efficiency of financial markets determines the ability of investors to beat the market and earn excess (or abnormal) returns on their investments. If the markets are efficient, they will react rapidly as new relevant information becomes available. Financial theorists have identified three levels of informational efficiency that reflect what information is incorporated in stock prices.

Identify the form of capital market efficiency under the efficient market hypothesis described in the following statement:

Current market prices reflect all relevant information, whether it is known publicly or privately.

This statement is consistent with:

Strong form efficiency

Weak form efficiency

Semistrong form efficiency