Results-based financing (RBF) is one of several broad approaches to finance official development assistance (ODA) “that attempt[s] to connect at least a portion of payment to the verified achievement of results.” Despite some relatively high-profile programs and pilots—and broad interest and curiosi...

There will be 95 million fewer working-age people in Europe in 2050 than in 2015, under business as usual. The paper compares business as usual estimates of inflows to 2050 with the size of the labor gap in Europe. Under plausible estimates, business as usual will fill one-third of the labor gap. Th...