“What is MoMA’s value to society? It may seem a callous inquiry. Artists view MoMA as a priceless collection. But economists, being an unsentimental lot, frequently occupy themselves with such diversions. Indeed, MoMA itself entered the fray with a June study by the firm of Audience Research and Analysis claiming that from late-2004, when it reopened, through mid-2007, the museum’s economic impact on the city will total $2 billion.”