economic order quantityeconomic ordering quantityeconomic planningeconomic statisticseconomic structureeconomic systemeconomic trendseconomicaleconomicallyeconomicseconomics of scaleeconomisteconomyecsaineeculideaneculidean algorithmeculidean distanceeculidean divisioneculidean geometryeculidean lineeculidean metriceculidean planeeculidean sphereedgeedge angleedge bisectoredge dislocationedge fileedge jointedge of a graphedge of regressionedge weldedges of a graphedginediteditionedomorphismeduceeductioneffecteffectiveeffective addresseffective constructabilityeffective constructibilityeffective controleffective cross sectioneffective erroreffective forceeffective timeeffective transformation group