Governments around the world began to commit in promoting energy-saving policies, and the cost of LED lighting began to fall; these factors help to stimulate the growth of the energy-saving market. Research institute LEDinside indicated that with the ban on incandescent bulbs, business opportunities of 10W and below LED light bulbs began to emerge, and that light makers have cut prices in order to compete in the market that supplies nearly 20 billion units of incandescent bulbs per year.