1. Discussion and Working Paper // 2008

    Illegal Trade in the Iranian Economy: Evidence from a Structural Model

    This study investigates the main causes and indicators of smuggling in both import and export sections of the Iranian Economy and estimates an absolute index of smuggling in Iran during the period 1970-2002.…

  2. Discussion and Working Paper // 2008

    Additionality Effects of Public R&D Funding: 'R' versus 'D'

    Several studies have already addressed the question whether R&D subsidies lead to additionality effects or crowd out firms' private investment. This paper provides insights into the impact of R&D grants on…

  3. Discussion and Working Paper // 2008

    Self-Productivity and Complementarities in Human Development: Evidence from the Mannheim Study of Children at Risk

    This paper investigates the role of self-productivity and home resources in capability formation from infancy to adolescence. In addition, we study the complementarities between basic cognitive, motor and…

  4. Discussion and Working Paper // 2008

    Educational Expansion and its Heterogeneous Returns for Wage Workers

    This paper examines the evolution of returns to education in the West German labour market over the last two decades. During this period, graduates from the period of educational expansion entered the labour…