WGI average |
World Bank, 2012 |
Average of four Worldwide Governance Indicators: rule of law, government effectiveness, control of corruption and regulatory quality. Each index is on a scale of -2.5 (lowest rank) to 2.5 (highest rank). |
Distance to the frontier |
World Bank, 2013 |
This measures an economy's distance to the frontier on a scale of 0 to 100, where 0 represents the lowest performance and 100 denotes the frontier (that is to say, the most business-friendly regulations) in the Doing Business report. |
Transition indicator average |
EBRD, 2013 |
Average of six country-level transition indicators (large-scale privatisation, small-scale privatisation, enterprise restructuring, price liberalisation, reform of the trade and foreign exchange system, and competition policy). The measurement scale for the indicators ranges from 1 to 4.33, where 1 represents little or no change relative to a rigid centrally planned economy and 4.33 represents the standards of an industrialised market economy. |
Polity2 |
Polity IV, 2013 |
The "Polity score" captures a regime's level of democratisation on a 21-point scale ranging from -10 to +10, where +10 denotes the highest score for democratisation. |
Natural resources |
EBRD calculations, based on WTO data |
Mining as a percentage of exports. |
Trade openness |
EBRD calculations |
Trade openness is structurally adjusted following the adjusted trade intensity approach used by Pritchett (1996). Values in the sample range from -1.2 to 3.4. |
Financial openness |
Chinn-Ito index |
Index measuring a country's degree of capital account openness. The index ranges from -1.86 to 2.44. |
Income |
Penn World Tables 8.0 |
Log of GDP per capita in 2005 US dollars at purchasing power parity. |
Ethnic fractionalisation |
Wacziarg et al., 2012 |
Measures the probability that two randomly selected individuals in a given community belong to different ethnic groups. |
Distance from the equator |
CEPII |
Absolute latitude. |
Landlocked |
CEPII |
Dummy variable. |
Ruggedness |
Nunn and Puga, 2012 |
This index quantifies topographic heterogeneity (small-scale irregularities) in a country. Values in the sample range from 0 to 6.2. |
State antiquity index |
Chanda and Putterman, 2007 |
The state antiquity index (version 3) measures the extent of each country's experience with nationhood and is based on the following criteria for each country: (1) the existence of a government at the tribal level; (2) whether the government is local or foreign-based; (3) how much of the territory of the modern country was ruled by this government. |
Majoritarian system |
Comparative Political Dataset II |
Discrete variable that takes the following values: 0 - proportional representation; 1 - parallel system (the chamber is elected using both majoritarian and proportional representation systems, and each is allocated a fixed number of seats); 1 - compensatory system; 2 - modified proportional representation; 2 - majoritarian system. |
Presidential system |
Comparative Political Dataset II |
Discrete variable that takes the following values: 0 - parliamentary system; 1 - semi-presidential system, dominated by parliament; 2 - semi-presidential system, dominated by president; 3 - presidential system; 4 - other system. |
Polarisation index |
Frye, 2010 |
Political polarisation is defined on the basis of the number of seats in parliament held by the largest opposition party. |