MAPECO offers: variable annuity variable capital variable parameter variable probability variable-ratio plan variables domain claim amount variable cost-determining variable monetary variable shortage random variable tax variable variable costs variable effort variable quantity social variable Boolean variable access variable additional variable allocated variable alphanumeric string variable anonimous variable apparent variable artificial variable attached variable automatic variable auxiliary variable based variable basic variable bound variable chance variable character variable compile time variable complemented variable conditional variable control variable controlled variable decision variable dependent variable design variable digital variable dummy variable element variable endogenous variable environment variable event variable exogenous variable file-name variable fixed variable free variable fuzzy variable global variable independent variable induction variable input variable integer variable key variable label variable local variable logical variable loop-control variable main variable manipulated variable master variable metalinguistic variable missing variable morphic variable multicharacter variable mutually independent variables noncontrollable variable normalized variable notation variable operator variable output variable pointer variable predicate variable private variable process variable quantified variable random variable real variable regulated variable scalar variable selected variable shared variable simple variable slack variable slave variable state variable statement label variable status variable stochastic variable structure variable subscripted variable switching variable syntactic variable system variable task variable temporary variable two-state variable two-valued variable unassigned variable unbound variable uncomplemented variable uncontrollable variable undeclared variable undefined variable uninitialized variable unregulated variable unrestricted variable variable address variable annuity variable binding rule variable block variable budget variable bug variable capital variable component variable connector variable cost variable costing variable costs variable data variable dead time variable delay line variable dividend securities variable effort variable exchange variable exchange rate variable expression variable feedback controller variable field variable field storage variable format variable identifier variable instruction variable interest rate variable length variable length format variable length instruction variable length record variable life insurance variable life insurance variable logic variable macrocommand variable multiplication variable multiplier variable name variable numbering variable parameter variable point variable price variable probability variable quantity variable radix variable range variable rate variable rate of interest variable resistor variable resource variable safety stock variable scaler variable separation method variable speed modem variable speed tape unit variable symbol variable threshold logic variable time scale variable tracing variable word variable word-length computer variable-binding operator variable-capacitance parametron variable-cycle operation variable-density recording variable-format message variable-inductance parametron variable-lenght record system variable-length variable-length block variable-length code variable-length field variable-length operation variable-length word variable-point representation variable-ratio plan variable-reductance transducer variable-stealing algorithm variable-tag associative memory variable-tolerance-band compaction variable-word-length