Photo Credit Jupiterimages/Comstock/Getty Images. Nicotinamide is made from vitamin B3, also called niacin, in your body. You can get nicotinamide by eating niacin-rich foods such as poultry, beef, fish and fortified cereal, or by taking a niacin or nicotinamide supplement.
Market Crashes: The Great Depression (1929) The amount the market declined from peak to bottom: A string of terrible days led to a more than 40% drop in the market from the beginning of September 1929 to the end of October 1929. In fact, the market continued to decline until July 1932 when it bottomed out, down nearly 90% from its 1929 highs.
Though the U.S. economy had gone into depression six months earlier, the Great Depression may be said to have begun with a catastrophic collapse of stock-market prices on the New York Stock Exchange in October 1929.