Farm-level modelling : techniques, applications and policy

Intro -- Farm-level Modelling: Techniques, Applications and Policy -- Copyright -- Contents -- Contributors -- Foreword -- Reference -- Preface -- Acknowledgements -- 1 Policy Impact Assessment -- 1.1 Introduction -- 1.2 Evolution of EU Agricultural Policies and Parallel Development of Impact Models -- 1.3 The Widening Role of Farm-level Modelling in Impact Assessment -- 1.3.1 Interactions between activities -- 1.3.2 Farm heterogeneity -- 1.3.3 Agriculture-environment interactions -- 1.3.4 Dynamics and structural change -- 1.3.5 Market feedback -- 1.4 What Models Do We Need to Assess Tomorrow's Agricultural Policies? -- Notes -- References -- 2 Positive Mathematical Programming -- 2.1 Introduction -- 2.2 Review of Existing Methods -- 2.2.1 PMP, calibration and cost estimates -- 2.2.2 PMP and cost function characteristics -- 2.2.3 PMP models and latent activities -- 2.3 PMP Application for Policy Assessments -- 2.4 Conclusions -- Notes -- References -- 3 Modelling Farm-level Adaptations Under External Shocks -- 3.1 Introduction -- 3.2 Review of Existing Methodologies -- 3.3 LP Modelling -- 3.3.1 Land -- 3.3.2 Feed -- 3.3.3 Labour -- 3.3.4 Herd size -- 3.3.5 Exogenous adaptation measures -- 3.3.6 Modelling runs -- 3.3.7 Input data -- 3.4 Limitations -- 3.5 Application -- 3.5.1 Irish farms under climate change -- 3.5.2 The case of alternative farrowing housing for sows in the UK -- 3.6 Summary -- References -- 4 Farm-level Modelling, Risk and Uncertainty -- 4.1 Introduction -- 4.2 Review of Existing Models -- 4.3 The Utility Efficient Programming Model -- 4.3.1 Gross margin distributions -- 4.3.2 Calculation of spot price gross margins -- 4.3.3 Calculation of gross margins using futures markets -- 4.4 Application -- 4.4.1 Run 1: coupled area payments -- 4.4.2 Run 2: the decoupled Single Farm Payment (SFP).