Index numbers

John Greenberg reports from Washington on the trials and tribulations of building a Gross National Product that accounts for environmental change. Advocates of greening up the economic measure claim it is crucial to include costs and gains to natural resources when weighing our national wealth.

Economic indicators are a common part of news broadcasts. Commentator Terry Link argues environmental indicators should air alongside them.

Economic indicators are a common part of news broadcasts. Commentator Terry Link argues that environmental indicators should air alongside them.

To discuss the loss of consumer confidence we are joined by Roger Lowenstein, a contributor to the New York Times Magazine and author.

Ever since 1744, The Baltic Dry Index has measured the strength of the global economy. Jeremy Penn, chief executive of the Baltic Exchange talks about the most important economic indicator you’ve never heard of.