Which of the following statements is correct?

A. Risk premium is the difference between the realized return of a risky portfolio and the risk-free rate.

B. Dividend Yield (D/P) can help investors to time the market.

C. Kurtosis is a measure of asymmetry in return distribution.

D. A large negative skewness indicates higher frequency of extreme negative returns.

E. Financial assets contribute directly to the productive capacity of the economy.