There are well-documented episodes for which prices remained at supracompetitive levels even after a cartel had been shut down by the competition authority. As long as market conditions remain reasonably stable, it is quite possible that collusive prices will still be incentive compatible so the...

Instead of aiming to achieve as many members as possible, it is important to focus on retaining customers, which is achieved with the support of loyalty programmes. As the tourism and hospital industries have become the fastest growing sectors in the world, hotels have realised the potential to...