Asymmetric information: different people knowing different things
Information imperfections are pervasive
Asymmetries of information are one important form of information imperfections
- Workers know more about their ability than firm
- Insured knows more about health, smoking, than insurance firm
- Owner of car knows more about car than potential buyer
- Owner of firm knows more about firm than potential investor
- Borrower knows more about his risk and risk taking than lender
- Current employer knows more about employee than other potential employees