The two main economic agents in the flow diagram are households and firms.

The main agent within this pink disease happens to be the bacteria.

The focus of the campaign was to make school children the main agents of change.

Municipal governments act as the main agents of the federal government.

However, he says that commercial traders were the main agents of disease.

They created an Internet mail group of people willing to press a campaign against globalization's main agents.

The two main agents that cause the degradation of olive oil are oxygen and light.

Wind is said by one authority to be the main agent of seed dispersal.

The following readings look at the main agent of law enforcement, the police.

Then again, not everyone thinks the global economy will be the main agent of change.