Based on PSN projections, investment growth (increase in capital investment) in supporting economic growth is projected to increase to almost 8% by 2024, compared to around 7.3% without infrastructure development (Figure 16). The positive impact of infrastructure investment on higher economic productivity remains increasing although the PSN investment value returns to normal.
All this could be sustained as long as the pivot country, the United States, was willing to play the n-th country – that is, to accommodate the sum of ex-ante external surpluses and deficits desired by the other n-1 countries – and followed monetary and fiscal policies that were broadly in line with global price stability.