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A Hedonic Price Model of Self-Assessed Agricultural Land Values Jeremey Lopez***, Stephen O’Neill, Cathal O'Donoghue*, Mary Ryan* * Teagasc Rural Economy and Development Programme ** National University of Ireland Galway *** Agrosup, Dijon
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Presentation Structure Context Drivers of Land Values Data – Dependent Variable Data – Geo Referencing FADN Methodology – Hedonic Prices Results Conclusions
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Context Irish Agriculture Growing Lack of land access and mobility major issue Understanding land markets important Focus here on land values
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Drivers of Land Values The environmental and agronomic drivers of land productivity, The availability of alternative land uses Local land markets The impact of agricultural policy
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The environmental and agronomic drivers of land productivity Irish agriculture is mainly land based, grass based, pastoral systems Grass based system – highly influenced by agronomic drivers Higher share of better soils on better land
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Local land markets Local Land Markets Different Broad price growth scenario Consistent with the Property Boom and Bust Areas near cities higher peak Influence of non-Agricultural Land Markets
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The availability of alternative land uses Very significant differences in farm income per hectare between Dairy and Drystock (Cattle and Sheep) Milk Quota has limited movement between sectors over time More dairy cows on higher value land
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The impact of agricultural policy The relatively inelastic supply of inputs such as land, Combined with production and/or demand pressures resulting from farm subsidies Can result in upward pressure on input prices EU farm supports have gradually moved from Price supports to Payments coupled to production increasing the income from factors associated with production, whether it be animals or land More recently, support payments were decoupled from production potentially increasing the capitalisation of such supports into land values
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The impact of agricultural policy Many studies have focused on lease values However in Ireland where most land is rented for short periods of time con-acre system and it is possible to consolidate farm subsidy entitlements onto existing non-rented land rental values are less likely to capitalise the subsidy value than in other EU countries Given this land values may more appropriately capture this capitalisation
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Data: Irish FADN FADN: The Irish National Farm Survey Detailed survey of about 1000-1200 farms per annum Part of EU Farm Accountancy Data Network A panel survey with about 7 years in sample Data from 1984-2013 used
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Choice of Dependent Variable Many Studies Use Land Sales Data The NFS includes three potential measures of land values: Average land sales value per hectare Average purchase value per hectare Self-reported land value per hectare Challenge with Land Transaction Data Less than 0.25% transacted annually Since the NFS contains primarily active farmers, there are relatively few sales data points, with more purchase data points. However all farms contain self-reported land values
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Land Value Variables – Purchases and Self-Reporting
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Land Value Variables - Sales
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Data – Geo Referencing FADN Agronomic Drivers for Pastoral Grass based Systems Soil (Soil Information System) Weather (Local Met Office Data) Altitude (GIS) Grass Cover and Growth (Remote Sensing) Historically FADN not geo-referenced Geo-referenced past 2-3 years Need temporal and spatial variability Geo-reference historical addresses to get
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Data – Geo Referencing FADN Challenges No post codes Non-unique addresses Data confidentiality Got an extract of addresses 1995-2007 Addresses and farm code not identifiable Developed algorithm to link Postal Service Geo-Directory Only about a third of addresses match Irish names County boundaries Different spellings Big data cleaning Many to one However spatial data more accurate to district than farm
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Methodology Utilising Panel Data Random Effects Models Due to time invariant agronomic characteristics such as soils Next steps Quantile Regression Incorporate lagged values - GMM
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Results
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Cross-sectional model R2 62% Planting Forestry – negative ~ marginal significance (depends upon functional form) Positive Signif relationship with soil quality Positive Signif relationship with type of system Inclusion of spatial agronomic characteristics improve R2 from 54% to 61% Regional temporal differentiation in land markets significant but not as important as trend and spatial variation Policy factors Direct Payments positive and significant Increased coefficient after decoupling Potential for exploiting
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Conclusions and Next Steps Preliminary study focusing on drivers of land values Focus so far has been on assembling data Sales data in a poorly functioning market may not be appropriate – may over state actual land value and over estimate results in hedonic price models Simplistic econometrics find plausible results with expected significance and signs Next steps Understand heterogeneity of preferences – Quantile regression Incorporate Lags using GMM Exploit natural experiment in Less Favoured Areas Decoupling of LFA payments from 2001 prior to decoupling of pillar 1
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Thank You www.teagasc.ie www.teagasc.ie
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