Experts discuss policy steps taken by central banks in the United States, Brazil, and Europe, and analyze the challenges ahead.

This meeting is part of the McKinsey Executive Roundtable series in International Economics.

Louise A. Mozingo argues that suburban sprawl might be more effectively addressed by rethinking office space, rather than housing.

As the supercommittee approaches its deadline, Derek Thompson provides a two-year history of how the U.S. government has failed to address long-term fiscal reform.

Edward L. Glaeser discusses the importance of entrepreneurship and innovation in New York's economy.

Steven Mufson explains why many oppose the idea of smart grid technology, despite its energy-saving benefits.

David Lepeska explains the high costs associated with transportation infrastructure, particularly in New York, where construction expenses are much higher than those of other major cities in the world.

Joseph Szabo explains the benefits of a proposed U.S. high-speed rail system.

Ashley Halsey III and Dana A. Hedgpeth consider the need for enormous investments in the U.S. transit system.

President Obama listed infrastructure as one of the key investments to the United State's long-term economic growth and its ability to be a world leader. However, by some estimates from 2006 and 2007 data, the U.S. government expenditure on infrastructure recently dropped to about 2.4% of its GDP, while Europe spends 5% of its GDP and China spends about 9% of its GDP in this sector.

This report lays out the economic challenges posed by our ailing infrastructure and suggests a series of recommendations for crafting new innovative transportation policies in the U.S.

Ailing U.S. infrastructure is seen as threatening U.S. competitiveness, but spending to fix it is a growing topic of debate between Republicans and Democrats as President Obama presses a new jobs program.

This report describes the economic challenges posed by our ailing infrastructure, provides a comparative look at the smart investments being made by our international competitors, and suggests a series of recommendations for crafting new innovative transportation policies in the United States.

Can the United States improve its energy security in a clean, affordable, and efficient way? Five experts offer solutions to the daunting energy challenges facing the United States.

Max Boot says preparedness of the U.S. military cannot be sacrificed for a federal budget deal.

Leslie H. Gelb discusses "nine things that make you want to scream" in U.S. politics and foreign policy.

Washington claims that the country's borders are more secure than ever, but the truth is that no one knows for sure.

The United States' fiscal future depends on whether the country can limit health-care costs.

Clean energy was supposed to create jobs while reducing energy insecurity, global warming, and the U.S. trade deficit.

Foreign governments, non-state actors, and criminal networks are targeting the digital networks of the United States with increasing frequency and sophistication. U.S. cybersecurity has made progress, but relies heavily on the private sector to secure infrastructure critical to national security.