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Financial ratios are powerful tools to help summarize financial statements and the health of a company. Browse Investopedia’s expert-written library to learn more.

Smart investors use financial ratios to analyze a company's financial performance before making an investment. Financial ratios reveal how a company is financed, how it uses its resources, its ability ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

When it comes to investing, you've likely heard the arguments for putting your hard-earned money into exchange-traded funds (ETFs) or mutual funds to diversify your portfolio or to allocate more of ...