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Marshall Cogan
Marshall S. Cogan (born 1937) is an American investor and entrepreneur and former financier and trader. Cogan was the founder of United Automotive Group, which he built into one of the largest retailers of cars and trucks in the U.S. As a private equity investor, Cogan acquired a number of businesses in the 1970s and 1980s. He was also a partner of Cogan, Berlind, Weill & Levitt an inves
Trading basicsService life
A product's service life is its period of use in service. Several related terms describe more precisely a product's life, from the point of manufacture, storage, and distribution, and eventual use.