Mises Wire
Author:
Dmitry Chernikov
Online Publish Date:
Here is the problem , according to Steven Landsburg: Taking a step has a certain cost, in terms of energy expended. That cost is the same whether you’re on the stairs or on the escalator. And taking a step has a certain benefit — it gets you one foot closer to where you’re going. That benefit is the same whether you’re on the stairs or on the