Journal of Productivity Analysis 1. Derivation Of Netput Shadow Prices Under Different Levels Of Pest Pressure (2017)2. Erratum To: Derivation Of Netput Shadow Prices Under Different Levels Of Pest Pressure (2017)3. The Role Of Pest Pressure In Technical And Environmental Inefficiency Analysis Of Dutch Arable Farms: An Event-Specific Data Envelopment Approach (2016)4. Using Ex Ante Output Elicitation To Model State-Contingent Technologies (2015)5. The Efficiency Of Spanish Arable Crop Organic Farms, A Local Maximum Likelihood Approach (2009)