“…Following earlier projections work with the GTAP model (Gehlhar et al, 1994;Anderson et al, 1997, we assemble external projections for population, skilled and unskilled labor, investment and capital stock. When combined with assumptions about likely productivity growth rates, this permits us to predict the level and composition of GDP in 2005, as well as trade flows, input usage, and a wide range of other variables.…”