Under such circumstances as the economic globalization’s achievements have decreased the extent barriers to the trade and investment and connected the scattered countries, distant from one another, within the format f integrated supply chains and also considering that the newly-emerging markets are converging towards the markets of the economically rich countries, the recognition and separation of these economies from the advanced world markets appear to be of a lesser significance than before. There are strong evidences regarding the ability to forecast return worldwide. The statement holds true about a great many of the abnormalities, especially in regard to the cumulative incorrect pricing evaluation scales. In sum, based on cumulative incorrect pricing index (as well as considering each of the abnormalities), it seems that the ineffectiveness of the developed markets is at least the same size of the ineffectiveness of the newly-emerging markets. The present article firstly deals with the investigation of economy and classification of countries to underdeveloped, developing, emerging and developed and then it, in a case study, analyzes the study conducted by Heiko-Jacobs, called “market maturity and incorrect pricing”.