what is meant by profit maximisation This is one of several economic forecasters who will suffer a downturn if voters leave the eu. Not only can consumers have more choices in the price, variety and service of commodities, but also make it better for enterprises to purchase production factors and sales products. In a broad sense, interest rates are not limited to bank interest itself, but also to bond markets, and even to share dividends, another way of stating dividends. In fact, in the United States, the proportion of direct financing is far greater than the indirect financing, corporate bonds, debt-financed and publicly traded shares is a very important means of financing, at this time all can use the concept of interest rates for analysis. Macroeconomics' need for government intervention ' The orderly performance of the market ensures equal competition and fair trade, protecting the legitimate rights and interests of producers and operators and consumers.