Competition is generally believed to lead to efficiency, be it economic or technical.
Technical efficiency is believed to be one of the results of competition.
Technical efficiency but not economic efficiency are the end results of competition.
There is a camera with the girls.
A boy is being watched by another boy.
A boat is sailing away from the dock.
The Essenes were a community of relaxed, laid back people.
There are people waiting.
A small dog is chasing cats fast.