The first, the Secular Stagnation Hypothesis, has been proposed by Larry Summers. Its key premise is that the equilibrium interest rate at which demand would balance supply is currently below the actual interest rate.
从本质上说，有两个互相竞争的解释。第一个解释是拉里·萨默斯（Larry Summers）提出的长期停滞假说。该假说的关键前提是目前让供求平衡的均衡利率低于实际（actual）利率。