Situatie in care cererea unui produs creste si scade impreuna cu cererea pentru un produs cu care este folosit.
A situation in which demand for a product rises and falls with demand for another product with which it is used.
Situatie in care cererea unui produs creste si scade impreuna cu cererea pentru un produs cu care este folosit.
A situation in which demand for a product rises and falls with demand for another product with which it is used.