产生马尔萨斯式崩溃的不是穷人的生活水平较勉强维生有所提高，让人们几乎无酬工作的也不是税收和取消福利。
It is not that raising poor people’s standard of living above bare subsistence produces Malthusian catastrophe, or that taxes and withdrawal of welfare benefits make people work, at the margin, for nothing.