Keep tabs on your savings, investments and overall financial health with these eight simple personal finance ratios.

As an investor, your objective is to balance the potential for returns with risk. When assessing risk, investors and financial advisors often apply the Sharpe ratio to their investment analysis. Just ...

The three inputs into a Sharpe ratio calculation are your expected return, the risk-free rate and the standard deviation.

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.

When it comes to investing in mutual funds or exchange-traded funds (ETFs), one of the most important factors to consider and understand is the expense ratio. An expense ratio measures how much you'll ...

The Golden Ratio (GR), often denoted by the Greek letter phi (Φ), is a mathematical ratio commonly found in nature, art, and architecture. This irrational number, approximately equal to 1.618, has ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor tax expert. She ...

The real award is that you competed. The golden ratio is famous, but maybe more so as an image of a nautilus shell with a rectangle drawn around it than as the actual idea of the ratio it embodies: “A ...