universities are able to act as monopsonists in the market for professors because
when the price of a good changes, the substitution effect can be found by comparing the equilibrium quantities purchased
促销是市场营销的（ ）。
the more block prices a monopoly can set instead of setting a single price,
on following three-player game, where player 1 chooses rows, player 2 columns and player 3 matrices l r l r t 2,1,0 3,0,1 t 3,0,1 1,0,0 m 3,2,2 4,3,5 m 5,0,2 2,2,7 b 1,4,1 2,4,3 b 0,1,2 0,2,3 l r which strategy of player 1 is strictly dominated?
a market equilibrium occurs
抽样调查与市场普查相比，其缺点是调查中会产生一定的误差。
if a competitive firm faces a competitive labor market, it will hire labor until
促销的作用主要有哪些？
player 1 chooses a or b; player 2 chooses x or y. x y x y a 2,2 4,0 a 0,0 0,0 b 0,4 3,3 b 0,0 1,1 game 1 game 2 player 1 knows which game is played; player 2 knows only that each game is played with equal probability what’s bayesian nash equilibrium of this game?
both sally and sam receive a 10% raise in a single year. sally increases her demand for ground beef whereas sam decreases his demand for ground beef.
perfect competition and monopolistic competition are similar in that both market structures include no barriers to entry.
(first-price sealed-bid auction) alice is selling her 2000 chevrolet cavalier to her friends, bob and charles. bob attaches a value of s$8,000 to alice's old car, while charles's value of the car is s$10,000. (these valuations are common knowledge between bob and charles.) alice designs the following auction to sell her car: first, she asks each of them to write his bid on a piece of paper. then bob and charles give their bids (nonnegative integers) to alice. notice that when bob and charles write down their bids, they don't know each other's bid (so called "sealed bid"). after alice receives the sealed bids, the bids are shown to everyone, and the car will be sold to the person who has the higher bid at the price equal to his own bid. when there is a tie (bob and charles bid the same amount), then alice would flip a fair coin to decide who will get the car. decide true or false：in this game, bob has 8000 strategies and charles has 10000 strategies.
for a monopsonist, the labor supply curve is upward sloping because