American observers have always had difficulties following the arguments for a true 4-day work week (not a 4×10 hour work week as in some US firms, but a 4x 8 hour week….). It is tough to take these arguments seriously given the US work ethic. But hold on! Now some US states are proposing and instituting the 4-day work week FOR SCHOOLS! Here are the links:
Districts Explore Shorter School Week – WSJ.com
How the Four-Day School Week Costs Parents – WSJ
Georgia schools switching to 4-day weeks – USATODAY.com
Four-Day School Week- Good For Budgets But Bad For Kids And Parents
Some U.S. schools move to four-day school week
Hawaii schools to move to four-day week in state cost-cutting measure – The Guardian.co.uk

Robert Reich has it right, time to bail out our schools.