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223 RANDOM SAMPLING


F: ECHANTILLONNAGE ALEATOIRE,
 ECHANTILLONNAGE AU HAZARD
 8: MUESTREO ALEATORIO


A method of PROBABILITY SAMPLING in which the probability of any
individual being included in the sample is constant.


224 RATE OF RETURN


F; RENTABILITE
S: RENTABILIDAD


Ratio of NET BENEFIT to COST incurred in gaining the benefit. A
general notion used to assess the worthwhileness of incurring the
cost.


225 RATE OF RETURN
 ON INVESTMENT


F: RENTABILITE D'UN INVESTISSEMENT
 8: RENTABILIDAD DE UNA INVERSION


The ratio of net income from an INVESTMENT to the market value of
the investment.


226 RATE OF RETURN
 ON OPERATING CAPITAL


 F: RENTABILITE DU
CAPITAL D'EXPLOITATION
 S: RENTABILIDAD DEL
CAPITAL DE EXPLOTACION


A measure of the profitability of OPERATING CAPITAL. It is the
ratio of REVENUE FROM OPERATING CAPITAL to OPERATING CAPITAL.
Often used in COMPARATIVE ANALYSIS as the basis of comparison for
managerial performance.
See RATE OF RETURN.


227 RATE OF TECHNICAL SUBSTITUTION


 F: TAUX DE
SUBSTITUTION TECHNIQUE
 S: TASA MARGINAL DE
 SUBSTITUCION TECNICA


The amount by which INPUT FACTOR i must be increased if input
factor j is reduced by one unit and the level of production it to
remain unchanged.


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