Suppose 15 states pass a law that limits trial lawyers' compensation. No such law passed in the other 35 states. Suppose that the value of all malpractice suits goes from an average of $2.4 billion to $2.8 billion in those 15 states and goes from $2.3 billion to $2.6 billion in the 35 states over the time in which the laws were passed. What is the difference-in-difference estimator of the effect of these laws

Which of the following best explains why buying a house is more beneficial than renting? a. buying is a personal investment while renting involves giving money to the landlord. b. the monthly payments on a mortgage are generally lower than rent on an apartment. c. it's easier to sell a house than it is to get a landlord to break a rental agreement. d. housing prices can go up and down quickly in comparison to the level of rents.