Gylfason, Thorvaldur; Zoega, Gylfi - C.E.P.R. Discussion Papers - 2001
investment – is equal to the marginal cost, which is the additional cost of investing due to the higher quality of capital. The …Does it always pay to install high-quality capital? Or could it possibly be more profitable to make investments that do … not last too long? In this Paper we ponder the optimal rate of depreciation of physical capital, first in the Solow model …