The efficient markets involved in the effective market hypothesis include（）
A. Weak efficient market
B. Semi-efficient market
C. Strong efficient markets
D. Full information market
E. Invalid markets
F. Incomplete information market
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According to the capital asset pricing model, which of the following items affect the expected rate of return on total assets（）
A. Return on risk-free assets
Beta factor of the asset
C. Expected return on the market mix
D. Exchange rate
E. Price/earnings ratio
F. Market behavior
Which of the following statement about the efficient market hypothesis is true（）
A. Efficient markets are divided into weak efficient markets, semi-efficient markets and strong efficient markets
B. Weak efficient markets indicate that the share price has reflected all public information
C. The semi-efficient market believes that the share price reflects all public and internal information
D. Strong efficient market technical analysis is not valid, but fundamental analysis is effective
The assumptions of the capital asset pricing theory include（）
A. Capital markets are fully efficient
B. Investors are rational
C. Investors have the characteristics of risk aversion
D. Investors are risk appetites
E. Non-systematic risks are unavoidable
F. Systematic risk does not affect the price of the stock
According to the portfolio theory of securities, as the types of securities in the portfolio increase, then（）
A. Non-systematic risk reduction
B. Reduced systematic and non-systematic risks
C. Increased systematic and non-systematic risks
D. Reduction of systematic risk and increase non-systematic risks
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