Using the electricity rates map, what is the value of the Philips LED bulb vs. a standard white incandescent to a commercial business in Oklahoma? Note: Use consumer prices for the lightbulbs.

 
 
 
 
 
 

Correct! Note that along with being in a state with lower kw/h energy costs, since energy is cheaper for businesses than consumers, businesses derive less value (per bulb) from the LED’s efficiency.