A market research company wants to collect opinions on the comfort and performance of a new type of sneaker by Brand X. Which group of individuals would be the best choice for a random sample? ask every fourth person on the street ask every fourth person who is wearing that brand of sneaker ask every fourth employee from the Brand X flagship store ask every fourth person who is wearing shoes.

Which of the following statements best reflects a price-taking firm? price-taking firms maximize profits by charging a price above marginal cost. the firm can sell only a limited amount of output at the market price before the market price will fall. if the firm were to charge more than the going price, it would sell none of its goods. the firm has an incentive to charge less than the market price to earn higher revenue.