The lower half of income earners pay ________ of federal income taxes.

Suppose the government in a certain country wants to reduce urban sprawl

What measures could it take to ensure that people choose to live closer to the central business district? (Urban sprawl refers to the development of residential and commercial areas in the suburbs around the periphery of a city. One of the main problems with urban sprawl is that it leads to increased traffic congestion and air pollution as commuters travel to the city every day.)

The absolute value of the slope of the budget constraint is equal to

A) the quantity of the good on the vertical axis divided by the quantity of the good on the horizontal axis. B) the price of good on the horizontal axis divided by the price of the good on the vertical axis. C) the marginal rate of substitution between the two goods in question. D) the price of good on the vertical axis divided by the price of the good on the horizontal axis.