Log of GDP per 2006-2011 Dependent variable WDI GDP per capita capita at price only purchasing parity Log of number of 2006 (-) relationship with CCP Constitutional words in GDP per capita Length constitution 1 minus predicted 2006 (+) relationship with CCP Constitutional probability of constitutional length Rigidity amendment Average number of 2006 (+) relationship with CCP Amendment amendments per constitutional length Frequency year for current constitution Number of 2006 (+) relationship with CCP Number of amendments under GDP per capita Amendments a constitution since government was a democracy Perceptions-based 2000-2005 (+) relationship with WGI Corruption (WGI) index of corruption; constitutional length higher values mean (-) relationship with less corruption GDP per capita Survey-based 2000-2005 (+) relationship with TI Corruption (TI) ranking of constitutional length corruption; higher (-) relationship with values mean less GDP per capita corruption Dummy for federal N/A N/A Norris, 2008 Federalism system Age of current 2006 (+) relationship with CCP Age of Constitution constitution since amendment the country became frequency a democracy Dummy with 1 for N/A (+) relationship with LaPorta, 2008 Common Law common law, 0 else GDP per capita % of labor force 2000-2006 (+) relationship with WDI Education with a secondary or GDP per capita tertiary degree Natural resources 2000-2006 (-) relationship with WDI Natural Resources rents as % GDP GDP per capita Exports + Imports 2000-2006 (+) relationship with WDI Trade Openness as % GDP GDP per capita Gross investment as 2000-2006 (+) relationship with WDI Investment % GDP GDP per capita Gross domestic 2000-2006 (+) relationship with WDI Savings savings as % GDP GDP per capita
GDP per capita Log of GDP per capita at price purchasing parity 2006-2011 Dependent variable only WDI Constitutional Length Log of number of words in constitution 2006 (-) relationship with GDP per capita CCP Constitutional Rigidity 1 minus predicted probability of amendment 2006 (+) relationship with constitutional length CCP Amendment Frequency Average number of amendments per year for current constitution 2006 (+) relationship with constitutional length CCP Number of Amendments Number of amendments under a constitution since government was a democracy 2006 (+) relationship with GDP per capita CCP Corruption (WGI) Perceptions-based index of corruption; higher values mean less corruption 2000-2005 (+) relationship with constitutional length (-) relationship with GDP per capita WGI Corruption (TI) Survey-based ranking of corruption; higher values mean less corruption 2000-2005 (+) relationship with constitutional length (-) relationship with GDP per capita TI Federalism Dummy for federal system N/A N/A Norris, 2008 Age of Constitution Age of current constitution since the country became a democracy 2006 (+) relationship with amendment frequency CCP Common Law Dummy with 1 for common law, 0 else N/A (+) relationship with GDP per capita LaPorta, 2008 Education % of labor force with a secondary or tertiary degree 2000-2006 (+) relationship with GDP per capita WDI Natural Resources Natural resources rents as % GDP 2000-2006 (-) relationship with GDP per capita WDI Trade Openness Exports + Imports as % GDP 2000-2006 (+) relationship with GDP per capita WDI Investment Gross investment as % GDP 2000-2006 (+) relationship with GDP per capita WDI Savings Gross domestic savings as % GDP 2000-2006 (+) relationship with GDP per capita WDI