• Alberto Quadrio Curzio, On the Different Types of Eurobonds.
• Giulio Guarini, The Aghion-Howitt Neo-Schumpeterian Growth Process with Nonneoclassical Technological Hypotheses.
• Renato Balducci, Public Expenditure and Economic Growth. A Critical Extension of Barro's (1990) Model.
• Sergio Parrinello, The Second Fundamental Theorem of Welfare Economics: A Pedagogical Note.
• Pier Luigi Sacco, Michele Viviani, Corporate Social Responsibility: Theoretical Perspectives in the Italian Debate.
• , Index to Volume XXIII, 2006.
• David Colander, The MONIAC, Modeling, and Macroeconomics.
• René Kemp, Eco-innovation: Definition, Measurement and Open Research Issues.
• Giovanni Marseguerra, Flavia Cortelezzi, Investimenti irreversibili, interazione strategica e opzioni reali: analisi teorica ed applicazioni.
• , Indice dell'annata XXIII, 2006.

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