Purpose - With inflation being the main concern of all economies, many theories have been developed to try to find its determinants. Different studies have been conducted in an attempt to understand the behavior of prices and the link between competition and prices; however, none have been conducted in Lebanon. Consequently, this paper studied the market structure of the leading Lebanese Industries for the period extending between 2002 and 2016. In addition, aiming to understand the behavior of prices, this paper studied the existence and type of the relationship between market structure and ...