Economic instruments of influence on activity of enterprises: etymologic, semantic and typology aspects

In the article interpretation of category is considered "economic instrument" in encyclopedic,
explanatory and scientific literature, on the basis of what her essence is specified in the context of
instruments of economic character, that provide the change of parameters of enterprise functioning.
The characteristic signs of economic instruments, that is related to their effectiveness, providing of
changes, are distinguished, motivation or by retentive character. On the basis of literary sources