Of or relating to John Maynard Keynes or to his economic theories WordNet 3.0 & Open English WordNet

Of or pertaining to an economic theory based on the ideas of John Maynard Keynes, as put forward in his book The General Theory of Employment, Interest and Money, published in 1936 in response to the Great Depression of the 1930s, and extensively extended by a large body of followers before and after his death in 1946. Wiktionary

Pertaining to an economic theory based on the ideas of Keynes. Wiktionary (translation)