cash flow

• specific metrics
  • current ratio — ratio of current assets to current liabilities — whether or not a firm has enough resources to cover its debts over the current business cycle
  • operating cash flow ratio — ratio of operating cash flow to current liabilities
• "cash is king" — stressing the importance of cash to short-term viability, particularly in an economic downturn
• cash flow forecasting — computer modeling done to help ensure future liquidity / solvency
• cash flow hedge
• cash flow statement

costs / expenses

• fixed costs vs variable costs
• capital expenditure / fixed assets vs operating expenses / ongoing costs