When more than one component or activity is needed to produce the final product, a firm may use proprietary standards or adopt a common standard to integrate these components. We call these closed and open firms respectively, and develop a model of industry evolution to study the process by...

The current optimum population models found in economic literature define static optimum population used in forming policy i.e. at a given instant what should be the optimum number of people in a (closed) economy. We believe that although this definition is useful, it is very limiting as far as...