AGENTS: Modelling Micro-Macro Links and Policy Implications

Objectives

  • Assess the two-way relationship between firms' innovation and production decisions and their financial structure;
  • analyse the complementarity/substitutability between different types of financing sources, in relation with the firms' profile in terms of size, age, productivity, profitability;
  • explore the occurrence and development of bankruptcy avalanches and the profile of the firms involved;
  • study how appropriate public policies can support firm's innovation activity.

Description of work

The economy can be conceived as a complex adaptive system which can therefore be studied by means of Agent-based Modelling (ABM) techniques. An agent based model with a plurality of markets (goods, labour, credit and financial markets), heterogeneous agents and decentralized decision making will be the benchmark set-up for the analysis carried out in the present WP:

  1. The first task consists in assessing the extent to which the decision to innovate and expand/contract the scale of production by investing or hiring/firing of employees are affected by the availability of finance in one form or another and the degree of financial fragility (indebtedness);
  2. the second task addresses from a theoretical and computational perspective the relationships between different types of financing sources and the firms' profile in terms of size, age, productivity, profitability, growth and employment dynamics;
  3. the third task consists in assessing the extent to which a small shock may trigger a wave of bankruptcies; it will evaluate the effects on financial fragility of firms and banks network, as well as on income and wealth distribution, of a bubble price crash and the macroeconomic consequences in terms of output and employment volatility;
  4. finally, Work Package 7 is expected to investigate also how the institutional set-up affects the role of the financing mix in the entry-exit process and how public policies may reduce the risk of bankruptcies and mitigate their macroeconomic impact.

Work Package leader: Mauro Gallegati, Polytechnic University of Marche

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