This paper develops an agency model in which firms can influence their own incentives to provide a non-contractible effort by contracting on other variables (e.g. by committing themselves to some verifiable investment). In such a model the firms' need for outside finance is shown to interact...

This paper develops a general equilibrium model of technological adoption in an economy populated by 'satisficing' entrepreneurs whose main objective is to minimise innovative effort while keeping the firm alive. In such an economy, product market competition is shown to have a stimulating...

Taking the early U.S. automobile industry as an example, we evaluate four competing hypotheses on regional industry agglomeration: intra-industry local externalities, inter-industry local externalities, employee spinouts, and location fixed-effects. Our findings suggest that inter-industry...

This paper sheds light on the questions, Why does knowledge spill over? and How does knowledge spill over? The answer to these questions lies in the incentives confronting scientists to appropriate the expected value of their knowledge considered in the context of their path-dependent career...

We document a sharp reversal in electoral participation between the North and the South of Italy after the 1912 enfranchisement which extended voting rights from a limited élite to (almost) all adult males. When voting was restricted to the élite, electoral turnout was higher in the South but...

Does democracy promote economic development? We review recent attempts to addresses this question, which exploit the within-country variation associated with historical transitions in and out of democracy. The answer is positive, but depends - in a subtle way - on the details of democratic...

Gender-based discrimination is a pervasive and costly phenomenon. To a greater or lesser extent, all economies present a gender wage gap, associated with lower female labour force participation rates and higher fertility. This paper presents a growth model where saving, fertility and labour...

This chapter describes how the spatial distribution of economic activity changes as economies develop and grow. We start with the relation between development and rural-urban migration. Moving beyond the coarse rural-urban distinction, we then focus on the continuum of locations in an economy...

This essay attempts to use the pure theory of welfare economics to address the ethical issues that underlie the choice of future population size. The essay begins with a summary of welfare economic theory as it pertains to situations where population size is not subject to choice, and notes that...