Economic justice was not a mainstream concept before the Great Depression. The predominant economic theory advocated a laissez-faire market philosophy in which markets would fix themselves through unregulated cycles. With the development of industrialization, business cycles became more and more extreme with dire consequences for ordinary people. With the Great Depression, some began to advocate for a change in philosophy. Match the following advocates with the policy for which they advocated.

Advocates:
John Maynard Keynes
Upton Sinclair
the U. S. Supreme Court
Huey Long

Policies:
"Share the Wealth" movement
large-scale government spending
cooperative ventures