1. pls Explain the statement "There Ain't No Such Thing as a Free Lunch." How does this relate to finance?

2. Why do finance professors usually claim that value creation is the highest goal of the firm? Does this mean firms should ignore social concerns, employee welfare, etc?

3. what are the primary (big picture) lessons that can be learned aboutfinancialforecasting. Discuss at leastthree"lessons."

4. Explain in a simple way why there must be a direct relationship between risk and return. Is this the same thing as saying riskier investments always have higher returns?