Counting the Cost - The economics of political change

Unemployment may be high, economic growth low, but Barack Obama has another four years leading the world's biggest economy. Challenges are clear for all to see - deficit reduction, economic growth, job creation, tax reform, energy independence and two words that scare the life out of everyone - the 'fiscal cliff'. What is next for the world's largest economies as China changes leadership and the US launches into a second Obama term?