On 23 Feb 2026, IBM shares dropped 13%, losing nearly $30B, after Anthropic's Claude AI promised faster COBOL modernization, ...
Learn what irrelevant costs are in business, how they differ from relevant costs, and why knowing the distinction is crucial for effective management decisions.
Learn how to calculate depreciation for tax deductions using GAAP methods like straight-line and declining balance for optimal savings.
IBM (NYSE:IBM) shares rose 4% Tuesday, recovering from Monday’s sharp decline after analysts defended the company’s mainframe business against concerns raised ...