Understand different connotation of interest rates, will help us for the financial concepts of interest rates has a more deepen understanding, especially the formation, change and derivatives need to be determined by the market, this is a very key factor. In ancient China, the term "sedan" was used to refer to the sedan chair. When western cars entered China in large Numbers, it was the closed square cars that were popular in the west The fund said last year that it would grow 1.1% in 2017 and then increase its forecast to 2%. 7. Efficiency. The efficiency of the plan mainly refers to the time and economy. In addition, the final legislation could reduce federal mortgage interest deductions and eliminate deductions for state and local taxes. New York, New Jersey and California have families that are much more difficult than those in republican-leaning states. 6. The accounting benefit is bound by the prudent principle. According to the principle of prudence, when there are a variety of accounting methods to choose from an economic business of an enterprise, it should choose a method that neither overestimates nor depreciates the benefits. Enterprises manipulate profits to achieve homogenization of profits, most of which adopt the method of overestimating earnings, and the subjective selection of the period of value-added.