Alphabet Inc.

Return on Equity (ROE) measures how efficiently a company uses its shareholders' equity to generate profits. It's calculated by dividing net income by shareholders' equity. A higher ROE indicates better profitability and efficient use of equity capital. Generally, an ROE above 15% is considered excellent.

Return on Assets (ROA) measures how efficiently a company uses its total assets to generate profits. It's calculated by dividing net income by total assets. A higher ROA indicates better asset efficiency. An ROA above 5% is typically considered good, though this varies by industry.

The Current Ratio measures a company's ability to pay short-term obligations. It's calculated by dividing current assets by current liabilities. A ratio above 1.5 is generally considered healthy, indicating the company has sufficient liquid assets to cover its short-term debts.

The Debt-to-Equity Ratio measures a company's financial leverage by comparing total debt to shareholders' equity. Lower ratios indicate less financial risk. A ratio below 1.0 is generally considered good, meaning the company has less debt than equity.

Free Cash Flow represents the cash a company generates after accounting for capital expenditures. It's calculated by subtracting capital expenditures from operating cash flow. Positive and growing free cash flow indicates a company's ability to generate cash for dividends, debt repayment, or reinvestment.

Net Income Margin shows what percentage of revenue becomes profit after all expenses. It's calculated by dividing net income by revenue. Higher margins indicate better profitability and pricing power. A margin above 10% is generally considered healthy for most industries.