In the aftermath of Hurricane Sandy, there have been a number of proposals to waterproof the New York waterfront. One idea is to erect large—and expensive—storm surge barriers. Alex Marshall, author of "The $5.9 Billion Question" in the February issue of Metropolis magazine and author of the new book The Surprising Design of Market Economies, Malcolm Bowman, distinguished professor of oceanography at SUNY Stonybrook, Piet Dircke, and global director for water management for ARCADIS, talk about the proposals.
How does the Hong Kong Mass Transit Railway make money, and what can the MTA learn from it? Alex Marshall, senior fellow at the Regional Plan Association, independent journalist and author of How Cities Work: Suburbs, Sprawl, and the Roads Not Taken and Beneath the Metropolis: The Secret Lives of Cities, weighs in.