each other -- Rareté, or the cause of value in exchange -- The problem of the exchange of several

economic agents leads to a limit cycle for some economic indicators. Conversely, the exchange of

Lever 33. Impediments to Exchange 34. Illustrations of the Theory of Exchange 35. Problems in the Theory

commodities for each other -- part 3. Theory of exchange of several commodities for one another -- part 4

. Mechanisms and design -- 1.2. Environments and goal functions -- 1.3. Mechanisms : message exchange processes