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    • Characterizing Distributions of Class III Milk Prices: Implications for Risk Management 

      Wang, Dabin; tomek, William G. (Charles H. Dyson School of Applied Economics and Management, Cornell University, 2005-07-01)
      Descriptive statistics and time-series econometric models are used to characterize the behavior of monthly fluid milk prices. Prices in April, May and June appear to be more variable than those in subsequent months, and ...
    • Commodity Prices and Unit Root Tests 

      Wang, Dabin; Tomek, William G. (Charles H. Dyson School of Applied Economics and Management, Cornell University, 2004-05)
      Endogenous variables in structural models of agricultural commodity markets are typically treated as stationary. Yet, tests for unit roots have rather frequently implied that commodity prices are not stationary. This seeming ...