hassan hassan khankhani , an economic expert, in the current situation, the big companies have establishedonopoly in internet taxis and took over the majority of the market. if there is no supervision on the supplier's monopoly, people will lose. opinions of the supporters and opponents of the mandatory pricing we also reviewed the report of mr. zulfiqari mohammad ellahari, let's go to the main question of the program , your opinion about these internet taxis. among them mentioned in the report, is their market competitive or exclusive? in the name of allah, the most merciful , the most merciful, i offer greetings, courtesy and respect to his excellency, beloved and respected viewers. look, when we want to talk about the monopoly or competition of a market, according to the principles of competition regulation, how many steps should we check? the first step in regulating competition is defining the market , which means that competition is formed in the market context. we must first say what is the market we are considering there are players, then we will check whether there is market power