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.
The Great Depression It began in the wake of the stock market crash of October 1929 and lasted until at least 1933. The end varied somewhat from country to country, and there â¦ is some disagreement as to when it ended in the US.he Great Depression originated in the United States; historians most often use as a starting date the stock market crash on October 29, 1929, known as Black Tuesday. The depression had devastating effects in virtually every country, rich or poor.