Governments play a central role in the allocation of capital and risk in the economy. Evaluating the cost to taxpayers of government investments requires an assumption about the government's cost of capital. Governments often take their borrowing rate to be their cost of capital, which...

How public pension plan assets should be invested is an important but unsettled question. Some observers endorse the standard practice of investing heavily in higher yielding but riskier equities, reasoning that the higher average returns will reduce future required tax receipts and also help to...