A vintage capital model where the firm makes decisions about whether to replace or upgrade its old capital stock with new capital is developed in this paper. The model is used to study how technological characteristics of capital affect investment behavior. In particular, it is asked how the...

Mehmet Yorukoglu is Assistant Professor of Economics and of Social Sciences at the University of Chicago. His fields of interests are technology innovations, fluctuations and investment.

We study the behavior of imitation and innovation in a dynamic general equilibrium model that captures the salient features of an information age. We study a world where innovations can be made but at a cost that reflects the type of goods. After innovation takes place, imitation is possible but...

We construct a vintage capital model of economic growth in which the decision to replace old technologies with new ones is modeled explicitly. Depreciation in this environment is an economic, not a physical concept. We describe the balanced growth paths and the transitional dynamics of this...

Electricity was born at the dawn of the last century. Households are inundated with a flood of consumer durables. What was the impact of this consumer goods revolution. It is argued here that the consumer goods revolution was conducive to liberating women from the home. To analyze this...

This paper develops a dynamic industry model in which firms compete to acquire customers over time by disseminating information about themselves under the presence of random shocks to their efficiency. The properties of the model’s stationary equilibrium are related to empirical regularities...

Electricity was born at the dawn of the last century. Households were inundated with a flood of new consumer durable goods. What was the impact of this consumer durable goods revolution? It is argued here that the consumer goods revolution liberated women from the home. To analyze this...