In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. Any ordinary income increase, given as a result of marketing activities, is a

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. Extraordinary income increase, due to temporary under-supply or over-demand of

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. An income increase that comes with the market exchange of goods is profit. The

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. Normal goods are all commodities which supply and demand is not generally affected

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. A commodity attractive in its expensiveness is luxury good. It is much easier

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. A commodity attracting the lowest amount of income is known as inferior good.

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. The income effect conjugates the change in income to the specific function of

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. All goods acquired through market activities constitute income. It is irrelevant

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. The substitution effect presents some commodities as substitutes when they replace

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. A mutually interdependent existence of the commodities in the substitution effect

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. Change in the price of a commodity has substituting consequences, as other commodities

In order to comprehend the ontological construction below, please refer to the respective posts for all notions in italic. Normal price elasticity describes the comparative adjustments of the price and

In order to comprehend the ontological construction below, please refer to other my post for all notions in italic. All actual changes in the price of a commodity do not affect its quantity in the case

In order to comprehend the ontological construction below, please refer to other my post for all notions in italic. Perfect price elasticity rules when even very small variation of the price of a commodity

In order to comprehend the ontological construction below, please refer to other my post for all notions in italic. Changes in the supply and demand of a commodity in relation to changes of the price of

In order to comprehend the ontological construction below, please refer to other my post for all notions in italic. The law of supply and the law of demand cannot be severed from each other: decreasing

In order to comprehend the ontological construction below, please refer to other my post for all notions in italic. Any price increase of the deficit commodity tends to decrease the demand for it, and

A price increase leads to an increase in the quantity of a commodity with that price; and a decrease in the price leads to a decrease in the commodity’s quantity. Increasing price of a product means that

The ever changing value of commodities in the provisional market equilibrium marks their price. The presence of deficits and surpluses reveals a changing relationship between the goods; which requires

The deficits and surpluses are eliminated in provisional market equilibrium. A deficit of any commodity is inevitably a surplus of the commodity exchangeable for it, because only due to the demand, created