Introduction
An overview of the literature
Models without diffusion
Technology, diffusion, and growth: a key trinomial
Models with exogenous diffusion
Models with endogenous diffusion
An alternative approach: the advantages of continuous-time quantitative methods
Econometric estimation
Towards a dynamic model of growth and technology
The modified model: endogenising human capital
Technology diffusion: the SETI model
Continuous-time econometric models of regional convergence and the role of spatial interactions
Conclusion.