A surprisingly neglected facet of sector evolution is the evolutionary analysis of firms', and thus a sector's, scope …. Defining a sector as a group of firms that can change their scope over time, we study the transformation of U.S. banking firms …. We undertake a sectoral, population-wide study of business-scope transformation, with particular focus on which segments …

Three experiments are presented that compare alternative explanations to the coexistence of risk aversion and under-diversification … the obtained payoff. These results support the assertion that under-diversification can be a product of learning from …

A surprisingly neglected facet of sector evolution is the evolutionary analysis of firms', and thus a sector's, scope …. Defining a sector as a group of firms that can change their scope over time, we study the transformation of U.S. banking firms …. We undertake a sectoral, population-wide study of business-scope transformation, with particular focus on which segments …

increases in corporate technological scope through diversification are not particularly linked to technological relatedness in …We examine historical empirical patterns of change in corporate. technological scale and scope. Much literature on … scale and scope by business and economic historians has conflated product markets and technology together. However, given …

We analyze growth and diversification of U.S. dairy farms by examining changes in ten size cohorts and new entrants … dominate scope economies for large farms. …