When the employees' commitment is essential, they generally agree with the goals of the organization, and the leader does not have enough information, the most appropriate decision style is:

To increase the Sharpe ratio for a portfolio, an investor would have to add which one of the following?

A) stocks that increase expected return of the portfolio B) stocks that decrease expected return of the portfolio C) stocks that increase the volatility of the portfolio D) stocks that increase the correlation with other stocks in the portfolio

An optimistic approach to concurrency control is called:

A) versioning. B) denormalization. C) deadlock resolution. D) HappyControl.