The residential division of Prism's high-speed Internet service uses one advertising agency, while its commercial division uses another. Two analysts, Andy and Brad, are asked to test the effectiveness of the two agencies. Andy proposes an A/B test that compares the click-through rates per ad of the two agencies. Brad proposes a difference-in-difference test in which the budgets for both agencies are increased by 50%, and the percentage changes in the click-through rates are compared. True or False: Andy's proposal is more likely than Brad's to suffer from bias due to issues with "representativeness."

Chipotle mexican grill, the american mexican food chain restaurant, opened its first restaurant in the united states in 1993. in 2010, chipotle opened its first restaurant in the united kingdom in london on charing cross. by late may 2013, the company had 6 restaurants in london, but they have not been doing well even though the british have taken a liking to mexican food (boyle, 2013). why has this successful u.s. chain not seen the same success overseas? if you were chipotle's ceo, how would you fix this situation? what is an alternative means of venturing outside of its domestic markets that may allow for a competitive advantage? then, pick a company that has not yet expanded overseas, or if it has expanded, suggest a different strategy for entrance into an overseas market that you feel would be more strategic for the company. research its rivals in the global marketplace and market conditions in the overseas market you are targeting. justify your recommended entry strategy based on these industry and market conditions.

The demand curve determines equilibrium price in a market. is a graphical representation of the relationship between price and quantity demanded. depicts the relationship between production costs and output. is a graphical representation of the relationship between price and quantity supplied.

Which of the following statements is (are) true? i. free entry to a perfectly competitive industry results in the industry's firms earning zero economic profit in the long run, except for the most efficient producers, who may earn economic rent. ii. in a perfectly competitive market, long-run equilibrium is characterized by lmc < p < latc. iii. if a competitive industry is in long-run equilibrium, a decrease in demand causes firms to earn negative profit because the market price will fall below average total cost.