Thai researchers have observed that, since 2001, there were many policies which benefited listed companies linked to politicians in high government positions, especially at the ministerial level. These policies include: discretionary tax breaks; reduction of concession fee; restriction or discouragement of new entrants, as well as delaying of
policies which may affect the incumbent firms, such as the delay in operationalising
the anti-monopoly law, the delay to liberalize certain industries properly