Membership Benefits & Plans
*free for members
*free for members
*reduced fee for members
*reduced fee for members
*reduced fee for members
Please note that the different membership levels are determined based upon your place of residency and according to Worldbank average income classification. You can review below which countries fall into which category.
| Afghanistan | Guinea | Rwanda |
| Benin | Guinea-Bissau | Senegal |
| Burkina Faso | Haiti | Sierra Leone |
| Burundi | Korea, Dem. People’s Rep. | Somalia |
| Central African Republic | Liberia | South Sudan |
| Chad | Madagascar | Tanzania |
| Comoros | Malawi | Togo |
| Congo, Dem. Rep | Mali | Uganda |
| Eritrea | Mozambique | Zimbabwe |
| Ethiopia | Nepal | |
| Gambia, The | Niger |
| Albania | Colombia | India | Mauritius | Samoa | Ukraine |
| Algeria | Congo, Rep. | Indonesia | Mexico | São Tomé and Principe | Uzbekistan |
| American Samoa | Costa Rica | Iran, Islamic Rep. | Micronesia, Fed. Sts. | Serbia | Vanuatu |
| Angola | Côte d’Ivoire | Iraq | Moldova | Solomon Islands | Venezuela, RB |
| Argentina | Cuba | Jamaica | Mongolia | South Africa | Vietnam |
| Armenia | Djibouti | Jordan | Montenegro | Sri Lanka | West Bank and Gaza |
| Azerbaijan | Dominica | Kazakhstan | Morocco | St. Lucia | Yemen, Rep. |
| Bangladesh | Dominican Republic | Kenya | Myanmar | St. Vincent and the Grenadines | Zambia |
| Belarus | Ecuador | Kiribati | Namibia | Sudan | |
| Belize | Egypt, Arab Rep. | Kosovo | Nicaragua | Suriname | |
| Bhutan | El Salvador | Kyrgyz Republic | Nigeria | Swaziland | |
| Bolivia | Equatorial Guinea | Lao PDR | Pakistan | Syrian Arab Republic | |
| Bosnia and Herzegovina | Fiji | Lebanon | Palau | Tajikistan | |
| Botswana | Gabon | Lesotho | Panama | Thailand | |
| Brazil | Georgia | Libya | Papua New Guinea | Timor-Leste | |
| Bulgaria | Ghana | Macedonia, FYR | Paraguay | Tonga | |
| Cabo Verde | Grenada | Malaysia | Peru | Tunisia | |
| Cambodia | Guatemala | Maldives | Philippines | Turkey | |
| Cameroon | Guyana | Marshall Islands | Romania | Turkmenistan | |
| China | Honduras | Mauritania | Russian Federation | Tuvalu | |
| Andorra | Denmark | Kuwait | Saudi Arabia |
| Antigua and Barbuda | Estonia | Latvia | Seychelles |
| Aruba | Faroe Islands | Liechtenstein | Singapore |
| Australia | Finland | Lithuania | Sint Maarten (Dutch part) |
| Austria | France | Luxembourg | Slovak Republic |
| Bahamas, The | French Polynesia | Macao SAR, China | Slovenia |
| Bahrain | Germany | Malta | Spain |
| Barbados | Gibraltar | Monaco | St. Kitts and Nevis |
| Belgium | Greece | Nauru | St. Martin (French part) |
| Bermuda | Greenland | Netherlands | Sweden |
| British Virgin Islands | Guam | New Caledonia | Switzerland |
| Brunei Darussalam | Hong Kong SAR, China | New Zealand | Taiwan, China |
| Canada | Hungary | Northern Mariana Islands | Trinidad and Tobago |
| Cayman Islands | Iceland | Norway | Turks and Caicos Islands |
| Channel Islands | Ireland | Oman | United Arab Emirates |
| Chile | Isle of Man | Poland | United Kingdom |
| Croatia | Israel | Portugal | United States |
| Curaçao | Italy | Puerto Rico | Uruguay |
| Cyprus | Japan | Qatar | Virgin Islands (U.S.) |
| Czech Republic | Korea, Rep. | San Marino |
Student memberships are applicable for undergraduate and graduate students as well as for PhD students who pursue their PhD in full-time capacity and thus don’t have a full-time job. Student memberships are limited to two automatic renewals (thus three payments), but can be extended upon request.
For more information on our membership levels, please review our Membership Fee Policy and our Terms of Service.



















