In this article, I present a theoretical framework and derive an empirical model that relates import price risk to the allocation of an import across exporting sources (source diversification). A differential approach to expected utility theory and firm demand is used to derive a model...

While controversy surrounds skewness attributes of typical yield distributions, a better understanding is important for agricultural policy assessment and for crop-insurance rate setting. <xref ref-type="bibr" rid="AAR091C5">Day (1965)</xref> conjectured that crop yield skewness declines with an increase in nitrogen use at low levels but...