Italian Abstract: L'obiettivo è dare al lettore gli strumenti per costruire e risolvere il problema di puro scambio, utilizzando la scatola di Edgeworth. I due teoremi del benessere sono dimostrati euristicamente attraverso semplici calcoli

Coordination failures are very important in imperfect markets, because of related concept of multiple equilibria. This article attempts to explore this topic using tools to overcome the limitations of traditional analytical apparatus, which imposes stringent conditions about functions and...

The recent economic and financial crisis has drawn attention to how mutual guarantee institutions (MGIs) facilitate small and medium enterprises in accessing bank financing. The aim of this paper is twofold. First, we describe the structural features of the Italian market for mutual guarantees...

The aim of this paper is to review the main features of the new theory of public utilities regulation, theoretically assuming asymmetric information. The results considered imply a departure from first best outcomes and give way to a strategic interaction between firm and regulator. The role of...

In questo lavoro si analizza l’efficacia dei corsi a livello pre-universitari diretti a colmare eventuali lacune nelle competenze di base degli studenti. La nostra analisi riguarda gli effetti prodotti da un progetto che all’inizio dell’anno accademico 2008-09 ha offerto agli studenti...

Il problema dell'informazione asimmetrica nel mercato del lavoro e' stato affrontato ripercorrendo la letteratura relativa agli sviluppi dei modelli di salari di efficienza, nelle varie categorie di selezione avversa, azzardo morale e segnalazione. Per ognuna di queste categorie sono stati...

This paper confronts Greenwald's model of adverse selection in the labour market, with Topel and Ward's model of job shopping. According to Greenwald's contribution, in a sequence of periods, workers' freedom to change jobs is seriously reduced by a process of adverse selection. The labour...

In the traditional models of customer markets it can be identified a price rigidity due to the existence of a discontinuity in the firm’s marginal revenue curve. This paper presents a microeconomic model that combines the hypothesis of a risk-averse pricesetting firm with the customer markets...