My cancer was not HER2+ so Herceptin was not a choice for me. However, I had 18 weeks of dense dose Taxotere, Adriamycin and Cytoxan followed by 33 rounds of rads. It was agressive therapy, but I wanted to hit this hard with everything they had. Was it easy--no, but looking back now--not so bad.
Circulation model of economic flows for a closed market economy. An economic system is a system of production, resource allocation, and distribution of goods and services in a society or a given geographic area.
A related concept is the mode of production. The study of economic systems includes how these various agencies and institutions are linked to one another, how information flows between them, and the social relations within the system (including property rights and the structure of management).