ACCOUNTING PERIOD is the time period for which accounts are prepared, usually one year.
STANDARD RATE AND DATA SERVICE (SRDS), in advertising, is a company that produces a directory for each different type of media; normally listing: rates, circulation, contacts, markets serviced, etc.
LIQUID is to be in a state of liquidity, i.e., maintain sufficient assets in the form of cash or assets easily convertible to cash to satisfy current liabilities. When speaking of money or an economy: being very liquid means it is driven by primarily by cash, checking/saving accounts, treasury bills, stocks and bonds, etc; while being very illiquid means it is driven primarily by human capital.
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