[BlackElk]

See the late Jude Wanniski’s book, The Way the World Works for the relationship between progres toward passage of Smoot Hawley and the 1929 Crash.

[Wayne07]

There is an article on the Jude Wanniski website on the cause of depression - totally worth reading.

http://www.polyconomics.com/ssu/ssu-010713.htm