The book presents a new theoretical approach to the description of economic phenomena over time. A realistic and meaningful description of economic phenomena over time is one of the basic preconditions for the success of any economic theory. The presented theoretical solution or proposal has two main characteristics. The first is a modification of the theory of subjective value in the form of the claim that one perceives the satisfaction of one's needs in the context of one's overall individual portfolio of goods. The causal relationship of the “old” theory in the form of “need is...