A story about love, art, and the 2008 financial crisis. Towards the end of the 18th century, twenty-four traders would meet under a tree to buy and sell shares. The tree was located at 68 Wall Street, so called because of a wall that used to mark the northern limits of the colony of New Amsterdam, on the Island of Manhattan.On May 17, 1792, the twenty-four brokers signed, beneath the tree, the Buttonwood Agreement. This marked the foundation of the New York Stock Exchange, and the birth of...