He demand a monopoly faces is given by. p 100 — q ail z where q is the quantity of output and a is the quantity of advertising. suppose the cost of advertising and output is given by: c(q, a)=ioq + a. (a) (2 points) write the firm's profit function (b) (4 points). derive profit-maximizing conditions that can be used to determine maximizing quantity, price, and level of advertising (do not solve the profit maximizing quantity, price, and level of advertising, just write down the functions)

The interaction of individual choices because a type of fish is on the verge of extinction, the government imposes rules that prohibit fishing in the publicly owned spawning grounds. at first owners of fshing bouts complain about this restriction on where they can fish, but soon they notice that the number of adult fish swimming outside the protected area is much higher than it was before. with the restriction, each fishing boat ends up catching more fish than it did before the r which of the following principles of economic interaction best describes this scenario? o there is a tradeoff between equality and efficiency o markets usually lead to efficiency. o when markets do not achieve efficiency, government intervention can improve overall welfare o markets allocate goodseffectively