Hàng hóa 1: Qs1 = - 3 + p1; Qd1 = 20 – p1 – p2; Hàng hóa 2: Qs2 = - 10 + 2p2; Qd2 = 40 – p1 – 2p2;
xác định giá cân bằng của hàng hóa 2.
A. p2 = 13; B. p2 = 11; C. p2 = 10; D. p2 = 12

Who collects federal taxes? a. irs b. ins c. treasury d. federal reserve

Your debit card is stolen, and you report it to your bank within two business days. how much money can you lose at most? a. $500 b. $25 c. $50 d. $150

When used-car dealers signal the quality of a used car with a warranty, a. buyers believe the signal because the cost of a false signal is high b. it is not rational to believe the signal because some used-car dealers are crooked c. the demand for lemons is eliminated d. the price of a lemon rises above the price of a good used car because warranty costs on lemons are greater than warranty costs on good used cars