23 "The definition of (…) 'pure' presidentialism is the following: (1) the popular election of the chief executive; (2) the terms of the chief executive and assembly are fixed, and are not contingent on mutual confidence; and (3) the elected executive names and directs the composition of the government; (4) the president has some constitutionally granted lawmaking authority". Mathew Shugart e John Carey. Presidents and assemblies. Cambridge: Cambridge University Press, 1992, p. 19.
