Current regulatory policy to reduce human cancer risks is based on the idea that chemicals which induce tumors in rodent cancer bioassays are potential human carcinogens. The chemicals selected for testing in rodents, however, are primarily synthetic. The enormous background of human exposures to natural chemicals has not been systematically examined. This has led to an imbalance in both data and perception about possible carcinogenic hazards to humans from chemical exposures.
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Corporate credit issued by commercial banks prevails as one of the main sources of external funding for financing entrepreneurs and firms. In addition, several studies have consistently found that commercial banks specialize into different types of clients as measured by categories such as their size, productivity, economic sector, and financial risk.
