From Second Nature, by G.M.Edelman (1972 Nobel Prize in Medicine):
US Patent 7,587,107. Claim 1 (obfuscating terms removed):
To control the economy, the Federal Reserve acts in a very similar way. It lowers or raises background interest rates, which either facilitates or inhibits transfer of money between economic agents.
In system terms, the Control affects certain properties of the Route(s) to change delivery of a particular Payload.
:: payload, control, distribution, problem, pattern, transfer, example