| − | Returns to scale are the increase in percent output due to an increase in all the inputs. If output has a percent increase greater than inputs, then there is [[increasing returns to scale]]; if output has a percent increase less than the percent increase by inputs, then there is [[decreasing returns to scale]]. | + | '''Returns to scale''' are the increase in percent output due to an increase in all the inputs. If output has a percent increase greater than inputs, then there is [[increasing returns to scale]]; if output has a percent increase less than the percent increase by inputs, then there is [[decreasing returns to scale]]. |