After only a few decades of acrimonious debate Indiana decided to jion the daylight-savings fun in order to save energy.
Their finding: Having the entire state switch to daylight-saving time each year, rather than stay on standard time, costs Indiana households an additional $8.6 million in electricity bills. They conclude that the reduced cost of lighting in afternoons during daylight-saving time is more than offset by the higher air-conditioning costs on hot afternoons and increased heating costs on cool mornings.
"I've never had a paper with such a clear and unambiguous finding as this," says Mr. Kotchen, who presented the paper at a National Bureau of Economic Research conference this month. [More]
I really don't have a strong opinion on this, I just shut up and change the clocks. But it was serious business across the line, and I wonder if they are going to re-open that can of worms based on this research.