The Global Competitiveness Report is published by the

The Global Competitiveness Report is published by the

International Monetary Fund
United Nations Conference on Trade and Development
World Economic Forum
World Bank
This question was previously asked in
UPSC IAS – 2019
The Global Competitiveness Report is published by the World Economic Forum.
The World Economic Forum (WEF) is an international non-governmental and lobbying organization based in Cologny, Geneva, Switzerland. It is known for its annual meeting in Davos. The Global Competitiveness Report is one of its major publications, assessing the factors driving the productivity and prosperity of countries.
Other organizations mentioned publish different key reports: The International Monetary Fund (IMF) publishes the World Economic Outlook and Global Financial Stability Report. The United Nations Conference on Trade and Development (UNCTAD) publishes the Trade and Development Report and World Investment Report. The World Bank publishes the World Development Report and Doing Business report (though the latter was discontinued).