The author of the article makes an attempt to introduce the concept of «commodity aggregates» in the theory of commodity and money markets macroeconomics. In particular, the attempt is made in three ways: 1) by analogy with the monetary aggregates; 2) through the stages of movement of the mass of commodities in real gross domestic product; 3) the method of comparative statics. So, in accordance with the last method, the following commodity units, which together determine the mass of commodities commodity market of macroeconomics, have been studied: Firstly, the cash goods in the market; secondly, all shipped goods and goods in transit; thirdly, all the intermediate goods moving from the production stage to the stage of final marketable products; and fourthly, all future products coming to market terms stipulated in the agreement. Finally, all of the secondary goods of the stages of the productive or personal consumption again move on to the market. The introduction of the concept of commodity units in macroeconomic theory will synchronize cash and commodity aggregates according to some common positions, associated with commoditymonetary liquidity. The article has set a problem and invites for discussion.