NEW YORK — Electric bills have long been take-it-or-leave-it affairs: Pay one rate for all the power you used the month before, no matter when you used it.
But some electric companies want to shake-up that rigid business model. They are increasingly offering plans that sound like come-ons from mobile phone companies: Free nights, free weekends, and pre-paid plans.
‘‘We are seeing a transformation in the way people buy and use electricity in the US,’’ says Steven Murray, president of Direct Energy’s residential energy programs.
The more customized plans are made easier by the growing use of digital meters that wirelessly link electric companies and customers, allowing both to track usage in real time. Full story for BostonGlobe.com subscribers.