Prior to liberalization, there was little scope for predatory behaviour in the aviation market. However, following deregulation, new entrants sought to compete with entrenched incumbents. Low-cost carriers (LCCs) gained significant market share, which in turn provoked many different kinds of defensive response. Having put pressure on established carriers, low-cost airlines are themselves feeling the pressure of competition from new operators. While it is normal and natural for airlines to react to competition - modifying their services, the ways in which they offer them and their prices -...