Neumann's Model of an Expanding Economy

The classical (original) Neumann model is constructed under the following premises: An economy characterized by linear technology consists of industries, each of which has a finite number of production processes, i.e. several types of goods are produced, and joint activities of industries are allowed; production processes unfold in time, and the implementation of costs and […]

Key elements of cross-industry tables and cross-sectoral analysis

Cross-sectoral analysis is based on the use of statistical tables called “cross-sectoral”. The table of intersectoral balance describes the flows of goods and services between all sectors of the national economy during a fixed period of time (usually 1 year). The cross-sectoral balance sheet, expressed in terms of values, can be interpreted as a system […]


The socio-economic and political development of Germany was greatly influenced by the peculiarities of its economic – and political – geographical location, historical development and natural resource base. Great benefits are provided to Germany by the location in the center of Europe among economically highly developed states at the intersection of trans-European highways of latitudinal […]

Planning with Optimization Models

Optimization models are based on the selection of the optimal option from a variety of possible ones by comparing them according to the optimization criterion (s). The optimization economic-mathematical model consists of a target function and a system of constraints. The objective function describes the purpose of optimization and reflects the dependence of the indicator […]