Tyler Cowen writes: &quot;You sometimes hear there is no evidence of automation putting people out of work, but arguably the automation of manufacturing, plus IT-enabled foreign competition, are significant factors behind this trend.&quot;<p>See the graph here:<p><a href="http:&#x2F;&#x2F;marginalrevolution.com&#x2F;marginalrevolution&#x2F;2016&#x2F;02&#x2F;the-declining-labor-force-participation-rate-for-middle-aged-males.html" rel="nofollow">http:&#x2F;&#x2F;marginalrevolution.com&#x2F;marginalrevolution&#x2F;2016&#x2F;02&#x2F;the...</a><p>Male participation in the wage economy peaked right before the recession of 1958. We have now seen 57 years of decline. Women&#x27;s participation in the economy peaked in the late 90s. How many decades of decline would you need to see before you feel you seeing a crisis?