A surname from German.

plural of Pollan

A surname.

A system aimed at controlling pollution by allocating each firm a certain amount of pollution permits which allows them to pollute up to a certain limit. If firms pollute less, they are able to sell there permits to firms that pollute more hence creating a permits market.

(economics) The practice of a government modifying the way that economic measures are calculated, in order to give a more optimistic impression of economic development.