Proxy

1. A person authorised to act for another.
2. In relation to a company, a person empowered by a shareholder to vote on the shareholder's behalf at company meetings.
3. A readily available investment whose characteristics are strongly positively correlated with those of another - not so readily available - investment.
4. A readily observable measure which is strongly positively correlated with another measure of interest, but less readily observable.

See also

• Company
• Correlation