The practice of dynamic pricing, so typical of low cost carriers, is generally regarded as a form of price discrimination between "leisure" and "business" travellers on the single flight or on the single route. Across different routes, however, things may go differently. If price increases in...

È argomento da tempo controverso se la dimensione “politica” dell’economia possa sopravvivere alla richiesta di rigore teorico e di adeguata formalizzazione matematica dei propri modelli. Talvolta sembra quasi ci si debba rassegnare ad avere una “scienza naturale” senza...

Air travel routes and high speed rail connection between Milan and Rome after the Alitalia crisis This paper analyses the first available data about changes in passenger traffic and air/rail fares after the Alitalia crisis and the substantial reduction of the travel time between Milan and Rome,...

While economic methodologists seem to be increasingly dissatisfied with Lakatos's criteria of appraisal, many (internalist) historians of economic thought continue to rely on typically Lakatosian categories in order to identify portions of economic analysis whose historical development is to be...

It has been repeatedly maintained that Popperian falsificationism ought to be regarded as the proper metho dological framework for the appraisal of economic theories. More rece ntly, it has also been argued we should look at Popperian fallibilism as the right epistemological perspective for...

We investigate the different ways in which the results of theoretical models can be ‘robust’. We identify three kinds of ‘robustness’: (1) robustness to changes in the model’s idealisations; (2) robustness to changes in the ‘background’ conditions; (3) robustness to changes in the...

In economics, models, rather than theories, seem to be the fundamental units of appraisal and practitioners seem to hold in high esteem the criterion of ‘robustness’. In this paper we shall try to explicate the multifarious notion of robustness, and articulate it on three different...