The basic theory of Chinese medicine attempts to explain the nature of life cycle and disease changes. It includes five theories: Yin and Yang, the five elements, how to direct one's strength ...

Economic theory allows individuals to study the monetary effects of social and government policies. ... Price controls in a free market economy can distort the basic theory of supply and demand.

The acronym P.R.T.M., for Pattern Recognition Theory of Mind, is new, but to scientists in the field, the basic idea is significantly less new than Kurzweil’s subtitle (“The Secret of Human ...