1. Light concentrators increase efficiencies and reduce the cost / efficiency ratio . 2. BMJ has an efficiency ratio of 59 percent, which leaves some room for improvement. 3. This COP is equivalent to an energy efficiency ratio ( EER ) of 14. 4. One part of the efficiency ratio , transformity is quantitatively defined by a simple input-output ratio. 5. His work in engine design was driven by the goal of much higher efficiency ratios . 6. Finished goods inventories remain balance-sheet assets, but labor-efficiency ratios no longer evaluate managers and workers. 7. The other acronyms : Energy Performance Index, Florida Green Building Coalition and seasonal energy-efficiency ratio . 8. And the theft efficiency ratio is about the same as stealing hubcaps and car radios. 9. The company's efficiency ratio , or expenses divided by earnings, decreased to 49.1 percent from 53.8 percent. 10. A similar standard in the United States is the integrated energy efficiency ratio ( IEER ).