how to find profit or loss The market can indeed be described as a laissez-faire pricing mechanism. However, this price mechanism does not operate in a vacuum, and does not work effectively in any social system. The basic premise of the efficient operation of the price mechanism is the implicit assumption of Smith: to recognize individual "lusts" and to clear and protect individual property rights. Clear and guaranteed personal property is the basic premise of market existence. It is necessary to recognize the personal "lusts" and to ensure that individual property rights are supported by the corresponding institutions, which are not in our society. How long has it been? Are you still in touch with each other...even if it's casually? If you are, then there's always a chance. There is a a few different tactics that one could try. You can apologize, maybe send flowers plus a card. If this upsets her or makes her mad then you will have to try and find something that will not offend her. The five-year average interest rate is also gradually rising, now more than 2 percentage points for the first time since July 2016.