Definition of efficiency gain. Normally measured by looking at the relationship between cost and earnings. If cost goes down and earnings are flat, or if cost is flat but earnings go up, the company has made gains in efficiency. Print.
The average Regular gas price in Columbia, SC is $1.97, which is $0.82 lower than U.S. national average Regular gas price $2.79. The lowest Regular gas price is $1.67 of Exxon located at 941 Longtown Rd, Columbia, SC 29229. The highest Regular gas price is $2.16 of Shell located at 831 Harden St, Columbia, SC 29205.
Columbia, South Carolina. Columbia is the capital and second largest city of the U.S. state of South Carolina, with a population estimate of 134,309 as of 2016.[2] The city serves as the county seat of Richland County, and a portion of the city extends into neighboring Lexington County.