This is because the elderly population tends to demand more services (such as medical and nursing care, tourism, and social services) and fewer durable goods (such as cars and home electronics).
2  BIS Review 115/2010  Graph 3  The recovery in cross-border capital flows has also contributed to the pick-up in spot and forwards turnover. Foreign banking flows, foreign direct investment and portfolio investment all contracted earlier and faster than international trade during the crisis. These capital flows have recovered of late, supporting spot and forwards turnover in 2010.