Why do so many talented economic theorists believe and teach elegant fantasies so obviously refutable by plainly evident facts?

Why do so many talented economic theorists believe and teach elegant fantasies so obviously refutable by plainly evident facts?

为什么有那么多才华横溢的经济学家相信并教授优雅的幻想，而这些幻想又如此明显地被显而易见的事实驳倒?

-- James Tobin 詹姆斯·托宾