canola oil toxic Two extremes can be envisaged. In an extreme case, each production is done by a single individual, such as a person making a car. In this way, the person is going to trade with a lot of intermediate goods suppliers, and also to trade with the demanders of their products. In this case, all transactions are conducted through the market in many individuals. In another extreme cases, all the production in the economy in a large enterprise, such as the complete car was produced in the enterprise interior, don't need to make any intermediate products trading market. Therefore, the same transaction can be conducted either through the organizational form of the market or through the organizational form of the enterprise. Companies exist, or companies and markets coexist, because some transactions cost less in the enterprise, while others cost less in the market. Interest rates have a very important impact on the exchange rate, which is the most important factor affecting the exchange rate. We know that the exchange rate is the relative price between the two countries' currencies. Like other commodity pricing mechanisms, it is determined by the supply and demand relationship in the foreign exchange market. Foreign exchange is a kind of financial asset, which people hold because it can bring the benefits of capital. It's easy to figure out that businesses typically exploit human resources to acquire increasing profits. /Salary deduction, overwork without pay and refusal to award promotion are perceived as normal things in the majority of companies, which overly stretch the labor force at the expense of personnel loss. /The advertising agency provides the relevant example to clarify the point. The account executive is responsible for the communication between the clients and designer, who undertakes the critical duty. However, the persons on the position works overnight but get the minimum wage above the bottom line of society. Therefore, the rate of labor loss in advertising industry marks high notoriously. Overusing human resources definitely means the sacrifice of employee's loyalty.