無むリスク金きん利りMeanings1nounrisk-free interest ratefinance›Finance term for the theoretical rate of return on an investment with zero risk, often used in economic models.無むリスク金きん利りは国こく債さいの利り回まわりを基き準じゅんに計けい算さんされることが多おおい。The risk-free interest rate is often calculated based on government bond yields.