This man's theories were summarized by John Hicks in the ISLM model. He studied the impact of a quantity calculated as C plus I plus G plus net exports on economies and plotted equilibrium GDP on his namesake "cross." This proponent of the bancor as an international currency developed a consumption function and criticized the Treaty of Versailles in The Economic Consequences of the Peace. In his most famous work, he theorized that weak aggregate 
This man's theories were summarized by John Hicks in the ISLM model. He studied the impact of a quantity calculated as C plus I plus G plus net exports on economies and plotted equilibrium GDP on his namesake "cross." This proponent of the bancor as an international currency developed a consumption function and criticized the Treaty of Versailles in The Economic Consequences of the Peace. In his most famous work, he theorized that weak aggregate demand had caused the Great Depression. For 10 points, name this British economist who argued for stimulus spending in The General Theory of Employment, Interest and Money.
This man's theories were summarized by John Hicks in the ISLM model.