In this thesis, I dealt with the question if the so-called 'New New Trade Theory' can also be applied to the agricultural sector, and if so, which recommendations arise. The thesis consists of five discussion papers dealing with a special problem each. While the first two papers focus on...

The gravity equation has been traditionally used to predict trade flows across countries. However, several problems related with its empirical application still remain unsolved. The unobserved heterogeneity, the presence of heteroskedasticity in trade data or the existence of zero flows, which...

The gravity equation has been traditionally used to predict trade flows across countries. However, several problems related with its empirical application still remain unsolved. In this paper, I provide a survey of the recent literature concerning the specification and estimation methods of this...