The world is still recovering from the most recent global recession associated with the 2008-09 financial crisis and the possibility of another downturn persists as the global economy struggles to regain lost ground. But, what is a global recession? What is a global recovery? What really happens...

The world economy has experienced four global recessions over the past seven decades: in 1975, 1982, 1991, and 2009. During each of these episodes, annual real per capita global gross domestic product contracted, and this contraction was accompanied by weakening of other key indicators of global...