Direct

siones relativas a conceptos de econom?a Kue la derivada a>uda a modeli;ar9 5stos resultados pueden ser eUplicados por la marginación del registro gr2  co en =avor del algeBraico enlos curr?culos de matem2ticas > el poco Pn=asis colocado soBre las tareas de conversión > soBre la eUplicitación de los signi  cados de medida de variación en la enseIan;a de losconceptos económicos9
Palabras clave. Nomprensión matem2ticaR derivadaR registros algeBraicos > gr2  coR conceptos de econom?aR did2cticas espec?  cas9
The usefulness of derivative conceptin learning economic concepts by high school and university students
Summary. VCe matCematic concept o= tCe derivate =unction is a We> concept in understanding microeconomic concepts9 Xeanal>;ed tCe use o= tCe derivate in microeconomic concepts among second >ear Bavvalaureat students DEF or EH >ears oldJ and Est >ear Business management degree students9 VCrougC aKuestionnaire composed o= Q microeconomic tasWs and tCe intervieYs to tCe studentsR Ye anal>se CoY students use tCe grapCical and anal>tical meanings o= tCe derivate concept in solvingeconomic proBlems9 VCe anal>sis o= tCe ansYers points out tCe di=  culties tCat students Cave YCen using tCe meanings o= tCe derivate conceptR mainl> in tCe grapCical representation9 VCemarginali;ation o= tCe grapCical representation and tCe =avour o= tCe algeBraic one in tCe matCematics curriculum and tCe small relevance given to conversion tasWs in teacCing economicsconcepts could eUplain tCese results9
Keywords. 6nderstanding matCematicsR derivate =unctionR algeBraical and grapCical representationsR economic and microeconomics conceptsR speci  cdidactics9
Kue anali;an la relación entre la comprensión de concepG tos económicos > los conceptos matem2ticos utili;ados en la construcción de modelos D\allard > ]onsonR @^^_` NoCn