In the paper, the authors considered estimation of efficiency, which measures the ability of a company to obtain the maximum output from given inputs. The comparison of results obtained by using two approaches: parametric (on the example of the SFA method, Stochastic Frontier Analysis) and...

Pig production is subject to fluctuations due to the pig cycle. These fluctuations cause that the supply of pork is either excessively high or too low in relation to a given demand assumed on the ceteris paribus principle. In the former case, the prices of pork, especially livestock, are high,...