Arbeitspapier

International trade and technological competition in markets with dynamic increasing returns

We build a simple dynamic model to study the effects of technological learning, market selection and international competition in the determination of export flows and market shares. The model features two countries populated by firms with heterogeneous productivity levels and sales. Market selection in each country is driven by a finite pairwise Pólya urn process. We show that market selection leads either to a national or to an international monopoly in presence of a static distribution of firm productivity levels. We then incorporate firm learning and entry-exit in the model and we show that the market structure does not converge to a monopoly. In addition, we show that the extended model is able to jointly reproduce a wide ensemble of stylized facts concerning intra-industry trade, industry and firm dynamics.

Language
Englisch

Bibliographic citation
Series: LEM Working Paper Series ; No. 2021/27

Classification
Wirtschaft
Statistical Simulation Methods: General
Subject
International trade
industrial dynamics
firm dynamics
market selection
Pólya urn

Event
Geistige Schöpfung
(who)
Fontanelli, Luca
Guerini, Mattia
Napoletano, Mauro
Event
Veröffentlichung
(who)
Scuola Superiore Sant'Anna, Laboratory of Economics and Management (LEM)
(where)
Pisa
(when)
2021

Handle
Last update
10.03.2025, 11:44 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Fontanelli, Luca
  • Guerini, Mattia
  • Napoletano, Mauro
  • Scuola Superiore Sant'Anna, Laboratory of Economics and Management (LEM)

Time of origin

  • 2021

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