In: Economics
(a) moral harzard versus adverse selection
When before closing a deal there is asymmetric relationship between buyer and seller this is known as adverse selection
Whereas when after closing a deal there is asymmetric relationship between buyer and seller it is known as moral hazard
(B) principle agent problem
It is a situation when an entity nor a person is able to make decisions on the behalf of another person it is known as principal agent problem . When one person decison impacts the other person then pricipal agent problem arises.
(C)lemons example
When the quality of goods traded in the Market are the reasons to degrade the problem on the basis of asymmetric information between buyers and sellers