Paul A. Samuelson, the first American Nobel laureate in economics and the foremost academic economist of the 20th century, died Sunday at his home in Belmont, Mass. He was 94. His death was announced by the Massachusetts Institute of Technology, which Samuelson helped build into one of the world’s great centres of graduate education in economics. In receiving the Nobel Prize in 1970, Samuelson was credited with transforming his discipline from...

In energy infrastructure alone, the transformational ambitions the Copenhagen meet is expected to set will cost more than $10 trillion in additional investment.  If negotiators reach an accord at the climate talks in Copenhagen it will entail profound shifts in energy production, dislocations in how and where people live, sweeping changes in agriculture and forestry and the creation of complex new markets in global warming pollution credits. So what is...

Today 56 newspapers in 45 countries take the unprecedented step of speaking with one voice through a common editorial. We do so because humanity faces a profound emergency. Unless we combine to take decisive action, climate change will ravage our planet, and with it our prosperity and security. The dangers have been becoming apparent for a generation. Now the facts have started to speak: 11 of the past 14 years...

Rich and poor countries have to give ground to get a deal in Copenhagen; then they must focus on setting a carbon price AT A time when they are not short of pressing problems to deal with, the presence of 100-odd world leaders at the two-week meeting that starts in Copenhagen on December 7th to renew the Kyoto protocol on climate change might seem a little self-indulgent. There will be oceans...

When the Indian government met the largest economic crisis the world has faced in nearly 80 years with tax cuts, aid for rural workers and interest rate cuts, critics said it was not enough. Now, though, it looks as if the policy makers may have offered too much. India’s $1 trillion economy, largely insulated from the global crisis by low reliance on exports and a heavily regulated banking system, has exceeded expectations...