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What was the philosophy of realpolitik?

Realpolitik, politics based on practical objectives rather than on ideals. The word does not mean “real” in the English sense but rather connotes “things”—hence a politics of adaptation to things as they are. Realpolitik thus suggests a pragmatic, no-nonsense view and a disregard for ethical considerations.

Explanation:

keeping a cash reserve because cash flow is the the movement of money through a company and if it just sits there, it wont the movement

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.