There are a lot of scientific studies indicating how daylight saving time change is detrimental for our health.
There are also studies showing that daylight saving time bring marginal or no benefits to the economy.
The National Geographic has published an article about how useless is the daylight saving time (http://news.nationalgeographic.com/news/2013/11/131101-when-does-dayligh...)
I haven't met with a single person that likes the daylight saving time, which makes me believe that the majority is against it. Repeal DST!