middle class. Tax rates were high, but few people complained. Collective action enabled the country to build the best public education system in the world, as well as the interstate highway system, and to send men to the moon. The average American enjoyed an exceptionally high standard of living. Then came the 1973 oil crisis, when the Organization of Petroleum Exporting Countries initiated a boycott of countries that supported Israel in the Yom Kippur War. The oil embargo exposed a flaw in the US economy: it was built on cheap oil. The country had lived beyond its means for most of the
