According to the association of american railroads, class i freight railroads are the line-haul freight railroads with 2006 operating revenue in excess of $346.8 million. let f = f(t) denote the freight revenue in billions of dollars of class i railroads in year t. in 2005, class i railroads had a freight revenue of $44.5 billion. in 2007, the revenue was $52.9 billion. calculate the average rate of change per year in f from 2005 to 2007.

The impact fiscal multiplier is a. usually estimated to have an average value of 2. b. usually estimated to have an average value of 0. c. the actual immediate multiplier effect of a fiscal policy action after taking into consideration direct fiscal offsets and other short-term crowding out of private spending. d. the multiplier effect of a fiscal policy action that applies to a long-run period after all influences on equilibrium real gdp have been taken into account.

Suppose someone wants to sell a piece of land for cash. the selling of a piece of land represents turning econ

2. the language of price controls consider the market for rental cars. suppose that, in a competitive market without government regulations, the equilibrium price of rental cars is $58 per day, and employees at car rental companies earn $19.50 per hour. complete the following table by indicating whether each of the statements is an example of a price ceiling or a price floor and whether it results in a shortage or a surplus or has no effect on the price and quantity that prevail in the market. statement price control effect there are many teenagers who would like to work at car rental companies, but the minimum-wage law sets the hourly wage at $23.00. the government has instituted a legal minimum price of $87 per day for rental cars. the government prohibits car rental companies from renting out rental cars for more than $87 per day.