Oil field operators can use several practical equations for calculating flow rates of natural gas through venturi gas-lift valves. For critical flow, this analysis derived such equations from a ...

Learn how to calculate the CAGR in Excel with a simple formula. Analyze investment growth using the beginning and ending values, along with the investment period.

The Federal Reserve meets regularly and sets a target interest rate to keep inflation low and jobs high. But what if an equation could do all the work — and even do a better job? Darian Woods and Mary ...

The Federal Reserve, specifically a Fed committee, meets several times a year to set interest rates. Lately, they've been raising rates to bring down historically high inflation. But what if a formula ...