Other blood tests which may be done include: 1  Blood clotting tests. The liver makes many of the proteins needed to make blood clot. 2  Gamma-glutamyltransferase (GGT, or 'gamma GT'). This is another enzyme that occurs in liver cells. 3  Immunology. Blood tests may be done to detect: Viruses and antibodies to viruses.
Definition [edit]. In the study of economics and market competition, collusion takes place within an industry when rival companies cooperate for their mutual benefit. Collusion most often takes place within the market structure of oligopoly, where the decision of a few firms to collude can significantly impact the market as a whole. Cartels are a special case of explicit collusion.
Trickle-down economics, also referred to as trickle-down theory, is an economic theory that advocates reducing taxes on businesses and the wealthy in society as a means to stimulate business investment in the short term and benefit society at large in the long term. It is a form of laissez-faire capitalism in general and more specifically supply-side economics. Whereas general supply-side theory favors lowering taxes overall, trickle-down theory more specifically targets taxes on the upper end o