Social networks can serve as an instrument to link agents with each other over space and time. The emerging pattern can display the flow of information, the diffusion of technology or the trade flow of products between all kinds of agents. Networks are very flexible constructs, which are defined...

Measuring vertical price transmission (VPT) has become a widespread means to evaluate the performance of food value chain. To do so, agricultural economists employ time series methods on spatially aggregated data of prices at a regional/ national level. The conclusions of these studies are...

The present dissertationis devoted to the issue of price discovery in agricultural markets. Price discovery is considered one of the central functions of financial markets and is usually analyzed empirically for highly homogeneous assets traded on these markets. We investigate whether this...