Strategic Diversification and Risk Mitigation: A Multi-Method Analysis of Berkshire Hathaway's Investment Success
This paper employs a multi-method analysis, including ARDL modeling and Sharpe Ratio assessment, to demonstrate how Berkshire Hathaway's strategic cash reserves and diversified portfolio effectively mitigate financial risks and enhance long-term returns, thereby validating Warren Buffett's investment philosophy as a practical blueprint for global risk management.