EN
Many interpretations of the economic calculus can be found in the economic theory and practice. As an instrument of optimal allocation of resources, the calculus was utilized on a wider scale in Poland in the second half of the sixties. In Western countries, this type of economic calculus is known as "cost- benefit analysis " and is used in as se s sing profitability of some investments from the general social view point . Their experience may prove to be useful in the centrally planned economy both on the national scale and in implementation of the CMEA integration programme.