…Peter Shattuck says energy prices are coming down. He’s with the Acadia Center, a nonprofit think tank that advocates for clean energy solutions. He points out that Massachusetts’ electricity prices are about 25 percent lower than last year and it’s because of a combination of factors. “It’s better planning by the power plant owners, simply ensuring that their plants are ready to run, that they have adequate supplies of fuels and also significantly due to market reforms,” he says…