Elizabeth Currid's new book, The Warhol Economy: How Fashion, Art, and Music Drive New York City, posits that the city's culture is the key our fiscal well-being. With insights culled from many of New York's leading players in the worlds of art, fashion and music, she draws a detailed blueprint of how these creative processes become big-money industries. Currid's thesis is that the conditions that have made New York one of the cultural capitals of......