Consider the following limit-order book for a share of stock. The last trade in the stock occurred at a price of $50. Limit Buy Orders Limit Sell Orders Price Shares Price Shares $ 49.75 500 $ 50.25 100 49.50 800 51.50 100 49.25 500 54.75 300 49.00 200 58.25 100 48.50 600 a. If a market buy order for 100 shares comes in, at what price will it be filled?

10. problems and applications q10 a market is described by the following supply-and-demand curves: qsqs = = 2p2p qdqd = = 300â’p300â’p the equilibrium price is $ and the equilibrium quantity is . suppose the government imposes a price ceiling of $90. this price ceiling is , and the market price will be $ . the quantity supplied will be , and the quantity demanded will be . therefore, a price ceiling of $90 will result in . suppose the government imposes a price floor of $90. this price floor is , and the market price will be $ . the quantity supplied will be and the quantity demanded will be . therefore, a price floor of $90 will result in . instead of a price control, the government levies a tax on producers of $30. as a result, the new supply curve is: qsqs = = 2(pâ’30)2pâ’30 with this tax, the market price will be $ , the quantity supplied will be , and the quantity demanded will be . the passage of such tax will result in .