Panel data are specific data where cases are observed at two or more time periods. This approach brings many advantages: larger dataset, decreasing collinearity between exogenous variables and using advanced econometric models. The panel data models were applied to data from the Household Budget...

The article deals with a subject s decisions about his individual labour supply. It explains the development of this problem from the cardinalistic point of view, characteristic for marginalistic economists, concerning ordinalistic decision-making between consumption and free time. The gist of...