Agglomeration Economies

New York Subway

Research: Transit Times Determine Social Networks

A social network analysis, touted as the largest ever, reveals the importance of mobility for social connections.

July 16, 2019 - Slate

New York Subway

Regardless of Cost, New York Must Rehabilitate its Crown Jewel: the Subway

Depending on what's included, the cost to rebuild the ailing 665-mile system could be $111 billion, but the city's future depends on it. A feature-length New York Times Magazine piece looks at its history and suggests ways to finance rebuilding.

January 12, 2018 - The New York Times Magazine

Commuter Traffic

Congestion Pricing Requires a Careful Balance

Congestion pricing is an economic tool for a difficult, complicated problem, and must be calculated carefully to avoid unintended consequences.

August 1, 2016 - Neighborhood Effects

News from HUD User

HUD's Office of Policy Development and Research

Call for Speakers

Mpact Transit + Community

New Updates on PD&R Edge

HUD's Office of Policy Development and Research

Top Books

An annual review of books related to planning.

Top Websites

The best of the Internet—since 2002.

Top Apps

Planning apps for a brave new world.

Top Schools

The definitive ranking of graduate planning programs.

Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.