Enhancements in automobile safety are among the best-known examples of the substitution effect.

Parents and the Great Schools Massachusetts Coalition join then-Governor Charlie Baker to rally

Children conform to Hitler’s protocol in East Westphalia-Lippe, 1930s. In The Road to Serfdom,

Blast furnace smelting liquid steel in a steel mill. Economist Thomas Sowell once remarked: “The

Fishermen haul their catch near a fishery in Goa, India. 2016. Nobel Prize–winning economist