Valuing Ecosystem Services as Productive InputsApril 21, 2006/in 43rd Economic Policy Panel /by adminEdward Barbier (University of Wyoming) https://www.economic-policy.org/wp-content/uploads/2020/07/Ecomomic-Policy-Logo.svg 0 0 admin https://www.economic-policy.org/wp-content/uploads/2020/07/Ecomomic-Policy-Logo.svg admin2006-04-21 09:05:562013-04-03 12:31:06Valuing Ecosystem Services as Productive Inputs