Investment banking is a specialized sector of the financial services industry that helps companies, governments, and other entities raise capital. This is typically done through the issuance of stocks and bonds. Investment banks also provide advisory services for mergers and acquisitions, guiding clients through complex financial transactions. In addition to capital raising, investment banks assist in market making and trading of securities. They analyze market trends and provide insights to help clients make informed decisions. Overall, investment banking plays a crucial role in facilitating financial growth and stability in the economy.