Hello tutor, please help answer these questions

1.What is the relationship between lobby's curve and Philip's curve?

2.Is the j-curve phenomena true representation of a perfect market in the economy?

3.Advise a young entrepreneur who wishes to engage in a tech-based business.

4.Illustrate the law of diminishing marginal returns

5.What is your understanding about stochastic dominance in financial economics?

Note; give examples where necessary for full credit