Neidio i'r prif gynnwy

Saesneg: negative externalities

Cymraeg: allanoldebau negyddol

Rhan ymadrodd

Enw, Lluosog

Diffiniad

A negative externality is a cost that is suffered by a third party as a result of an economic transaction. In a transaction, the producer and consumer are the first and second parties, and third parties include any individual, organisation, property owner, or resource that is indirectly affected.