• Confidence intervals for the shrinkage estimator 

      Nilsen, Odd Bjarte; Asche, Frank; Tveterås, Ragnar (Working paper, Working paper, 2005-08)
      Shrinkage estimators have recently become popular in estimation of heterogeneous models on panel data. In this chapter we show that the estimated covariance matrix in the posterior distribution of the shrinkage estimator ...
    • Modeling demand for fishmeal using a heterogeneous estimator for panel data 

      Tveterås, Ragnar; Tveterås, Sigbjørn; Sissener, Elin Helene (Working Paper, Working paper; Working paper, 2003-12)
      Increased livestock and aquaculture production can put pressure on the fishmeal market, and thus industrial fisheries stocks, since both of these sectors use fishmeal in their feeds. Data indicate that fishmeal supply has ...