The first book on stock market goes on sale for â¹1.3 crore 
Confusion of Confusions, the first book known to be written about a stock exchange, went on sale at a Sotheby's online auction with a reserve price of $190,000 (â¹1.3 crore). Joseph Penso de la Vega wrote the book on the Amsterdam stock exchange in 1688. The first edition that is on sale is one of less than 10 in existence.