info:oai:icrisat:10067info:ofi/fmt:xml:xsd:journalVorlauferTVorlaufer, TFalkTFalk, TDufhuesTDufhues, TKirkMKirk, MPayments for ecosystem services and agricultural intensification: Evidence from a choice experiment on deforestation in ZambiaEcological Economics09218009November 201714195-105article