...的调整成本更低，因此均衡点从E 0 ( k ，c ) ③ 根据Barro(2004)的论述，低水平陷阱也可以表述为贫困陷阱（Poverty Traps），即一个具有低水平人均产 出和资本存量的稳定的稳态，如果行为人试图将其打破，经济系统却有一种回复到低水平稳态的趋势。
2
?贫穷陷阱
能帮我定义一下"贫穷陷阱"(poverty traps)吗?
权威例句
1.
One, these high marginal tax rates create "poverty traps" that keep the poor poor, and make escape to the middle class difficult.
CNN: Americans' 90% tax rate
2.
It is important that these people not get stuck in povertytraps.
FORBES: Blame the Unemployed, At Least a Little
3.
Even for the poor, there is a risk of creating povertytraps for those who rely on government-provided assistance for virtually all their necessities of life.