Those floppy disks and their downloadable successors made it easy, perhaps too easy, for economists to test their pet theories of growth across a broad canvas of countries and decades.

那些软盘及其可下载版本，让经济学家们能够轻松——或许过于轻松——在跨越多国家和数十年广阔背景下， 检验他们关于经济增长理论。

1956. In A Contribution to the Theory of Economic Growth, U.S. economist Robert Solow applies the idea of diminishing marginal returns to the growth prospects of countries.

1956年。在美国经济学家罗伯·索洛《经济增长理论贡献》一文中，他将边际收益递减概念应用于国家增长前景。