单选题 According to the quantity theory of money, if the gross domestic product is $6 trillion and M1 money supply is $ 800 billion, the velocity of the M1 money supply is:
【正确答案】 C
【答案解析】MV = PY. PY given as $ 6000 billion and M is given at $ 800 billion. So, V = PY/M = 6000/800 = 7.5.