Final answer:
Oliver Blanchard is an economist known for his research on the global financial crisis and recovery. He highlighted the importance of government intervention and fiscal stimulus to address the economic downturn.
Step-by-step explanation:
Oliver Blanchard is an economist who served as the Chief Economist of the International Monetary Fund (IMF) from 2008 to 2015. He is known for his research and expertise in the field of macroeconomics and is a prominent figure in the study of the global financial crisis and subsequent recovery.
In his research and writings, Blanchard emphasized the need for government intervention and fiscal stimulus to address the economic downturn caused by the financial crisis. He argued that monetary policy alone would not be sufficient to promote economic recovery, and called for increased government spending and investment to stimulate demand and create jobs.