Which of the following statements is incorrect? A) Market-makers take positions to capitalize on the discrepancy between the prevailing stock price and their own valuation of a stock. B) Specialists and market-makers may take the opposite position of uninformed investors and therefore stand to benefit if their expectations are correct. C) For each stock that is traded in the NASDAQ market, there are 50 market-makers on average. D) The spread quoted for a given stock may vary among market-makers

answer: penis

explanation:

answer; the correct answer is (direct foreign investment);

answer; institution based;

answer: marginal utility of the fourth brownie is 0.

explanation: marginal utility is the addtional utility gained from the consumption of one more unit of a good. it is given by,

so, marginal utility at the 4th unit will be given by

since, the values are not given here, you can simply find marginal utility at fourth unit by subtracting total utility at 3rd unit from total utility at 4th unit.