Macroeconomics 1st Edition by Dean Karlan,Jonathan Morduch

Exercise 1

If car companies produce a lot of cars this year but hold the new models back in warehouses until they release them in the new-model year, will this year's GDP be higher, lower, or the same as it would have been if the cars had been sold right away? Why? Does the choice to reserve the cars for a year change which category of expenditures they fall under?