Of course, for ordinary people, the yield is 3.9% or 4%, not much. But for yu 'e bao, which has 1.56 trillion yuan, the difference is significant. "People say 'oh, those experts', but we're seeing what we call potential risks being rolled out. This is not what the experts say, this is what the economy is showing. " India's income tax authorities are sending a tax notice to half a million bitcoin users who are trading in encrypted currencies. Before the law came into force, start-ups could only raise money from qualified investors, and everyone was eligible to become a start-up investor after the jobs bill came into force. How do firms choose their overhead cost assignment? How do firms choose optimal cash strategy determined by critical production activities that create and capture values? What is the nature and function of expense assignment? What are reasons for expense indicators or cost drivers? What are some policy implications of the Activity Based Costing in formulating effective cost assignment and spending budget strategies? Famous British economist hicks and others argue that the above theory did not consider the factor of income, and therefore unable to determine the level of interest rates, in 1937, and puts forward the is-lm model on the basis of general equilibrium theory. It establishes a theory of interest rates and income at the same time that the four factors of savings and investment, money supply and monetary demand interact.