Companies leading the way in sustainable business practices can be said to be taking advantage of sustainable revenue opportunities: according to the Department for Business, Innovation and Skills the UK green economy to grow by 4.9 to 5.5 percent a year by 2015, and the average internal rate of return on energy efficiency investments for large businesses is 48%. A 2013 survey suggests that demand for green products appears to be increasing: 27% of respondents said they are more likely to buy a sustainable product and/or service than 5 years ago. Furthermore, sustainable business practices may attract talent and generate tax breaks.