Table 4.2

Roles Played by Judiciaries in Latin America
Country What potential roles has the judiciary undertaken the most? In what issue areas has the judiciary been the most active?
Argentina Veto player. Limited judicial review powers and judicial independence is tempered by strategic behavior of judges. Human rights and economic
Brazil Some evidence of veto player, policy player, and impartial referee. To a lesser extent, societal representative (via Ministério Público). Tax, pension, and land reform issues
Chile Impartial referee, veto player (especially in human rights issues), and policy player. Economic
Colombia Veto player and policy player; societal representative because of the Acción Pública de Inconstitutionalidad. Fiscal
Ecuador Veto player Fiscal and exchange rate policy
Mexico Veto player and policy player Electoral disputes and issues regarding the redefinition of federalism. Also taxation.
Paraguay Until 1993, the judiciary was dependent on the executive. Since 1993, it has been somewhat autonomous but not very capable. It is to some extent a veto player. Policies of regulatory or redistributive intent
Peru The judiciary has not played effective roles in defining the national policy agenda, promoting inter-temporal cooperation, and providing checks and balances on executive power.  
Uruguay The Supreme Court has limited ability to rule on the constituionality of laws. However, the Supreme Court can be an effective veto player when a bill has been approved by congress and an individual citizen has been affected by it. There is also some evidence of a policy player role. Social and financial policies
Venezuela Recently there have been constituional reforms increacing the number of supreme court justices.  

Source: Sousa (2005).