What is the difference between managerial and corporate environment ?

Business Economics is a field in applied economics which uses economic theory and quantitative methods to analyze business enterprises and the factors contributing to the diversity of organizational structures and the relationships of firms with labour, capital and product markets.[1] A professional focus of the journal Business Economics has been expressed as providing "practical information for people who apply economics in their jobs.

Business Economics is concerned with economic issues and problems related to business organization, management, and strategy. Issues and problems include: an explanation of why firms emerge and exist; why they expand: horizontally, vertically and spacially; the role of entrepreneurs and entrepreneurship; the significance of organizational structure; the relationship of firms with the employees, the providers of capital, the customers, the government; the interactions between firms and the business environment.