With the development of productivity and social progress, the enterprise form has been continuously developed and improved. The evolution of an enterprise mainly goes through three stages But hey! Come on baby boomers' it isn't yet the end around the globe! . . Just widen your horizon and open your options! . . Don't you realize that using your $1,000 / month pension you'll be able to still need your 'dream retirement' in the tropics and live like a king? With that budget, you can rent an appropriate fully furnished 2 BR bungalow or 2 BR Apartment or Condo, with complete amenities! You can even possess a caregiver to look after you or perhaps a maid/servant to serve and allow you to doing household chores! You can shop the selection of food or dine in fine restaurants and definately will reside in a nice community and co-exist with the warm and hospitable 'locals' with a smile, who speak and understand a foreign language! 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. Maintain a "buy" rating V6 engine Moment of torque Modern economy, the interest rate as the price of money, not only restricted by many factors in the economic and social, and changes in interest rates to have a great impact on the economy as a whole, as a result, modern economists are studying the interest rate decision problem, pay special attention to the relationship between the variables and the balance of the economy as a whole, the interest rate decision theory has experienced the classical interest rate theory, Keynes's interest theory, interest rate in loanable funds theory and is-lm analysis as well as the contemporary evolution of dynamic interest rate model, the development process. It can be seen that shares and shares are the relationship between form and content and cannot be confused.