The FTSE Global Communication Services Index is a stock market index that tracks the performance of companies in the communication services sector worldwide. This sector includes industries such as telecommunications, media, and entertainment, providing a comprehensive view of how these companies are performing in the global market. The index is part of the FTSE Russell family of indices, which are widely used by investors to gauge market trends and make informed investment decisions. By including a diverse range of companies, the index helps investors understand the dynamics of the communication services industry and its impact on the global economy.