Gregory Heym: The Decline of Building Permits in New Yorkbr The New School - The New Schoolbr New York City's economy is slowing and construction costs remain extraordinarily high, but the Bloomberg administration is still planning a number of ambitious development projects.Will New York be able to maintain its fast pace of residential and commercial development? How are neighborhoods responding to zoning changes? What are developers doing about increased costs, tightened credit, and flattening property values?On Wednesday, April 30, the Center for New York City Affairs presents Greg David, editor of Crain's New York Business, who will moderate a discussion on these issues.