Interest Rates: According to Keynes, people save for a variety of reasons, many of them completely unrelated to interest rates. Individuals, he wrote, save to accumulate funds for a special purchase, for retirement, for emergencies, or simply out of habit. It is reasonable to assume that, if interest rates decline, they will withdraw their savings from bank accounts, or that they will cash in their deposits and spend the proceeds? The Keynesian responses is a resounding negative.