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Japan power lines, by <a href="http://flickr.com/photos/wivern/39180494/">Yuki Takaku</a> (<a href="http://creativecommons.org/licenses/by-nc/2.0/deed.en">CC</a>).

FEB 3, 2009 Article

Policy Innovations Digital Magazine (2006-2016): Briefings: How Japan Became an Efficiency Superpower

Japanese Prime Minister Taro Aso pushed for concrete carbon reductions at Davos this year, three decades after oil shocks propelled Japan toward "efficiency superpower" status. ...

Will the cell phone supplant cold, hard <br>cash? Photo by <a href="http://flickr.com/photos/whiteafrican/2620808649/">Eric Hersman</a> (<a href="http://creativecommons.org/licenses/by/2.0/deed.en">CC</a>).

FEB 3, 2009 Article

Policy Innovations Digital Magazine (2006-2016): Commentary: Time to Cash Out

Widespread adoption of electronic forms of payment will depend heavily on trust, but it could close some loopholes and jolt the world economy.

FEB 2, 2009 Article

Letter from the United States to Iran

In a possible letter from the United States to Iran, David Speedie writes of the two nations' shared interests, the causes that divide them, and ...

JAN 30, 2009 Podcast

Global Ethics Corner: How Real Is Virtual?

Virtual worlds are online environments in which users interact via self-designed persona called avatars. Virtual reality can be entertaining and educational, but at what point ...

JAN 28, 2009 Podcast

Public Ethics Radio: Jeff McMahan on Proportionality

Israeli officials insist that their attacks on Gaza were judiciously planned so as to minimize harm to civilians. What role do civilian casualties play in ...