Working Capital Ratio (also referred to as current position) is a measure of how much liquid assets a business has available at any given time. Working Capital Ratio takes the assets available and subtracts any current liabilities.
This indicator will be included in my book: Key Performance Indicators - the 100 measures every manager needs to know, which contains an in-depth description of this KPI, as well as practical advice on data collection, calculations, target setting, and actual usage.