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ABRAHAM WALD (OCTOBER 31, 1902 KOLOZSVáR, HUNGARY (NOW CLUJ, ROMANIA) - DECEMBER 13, 1950 TRAVANCORE, INDIA) WAS A MATHEMATICIAN WHO CONTRIBUTED TO DECISION THEORY, GEOMETRY, AND ECONOMETRICS, AND FOUNDED THE FIELD OF STATISTICAL SEQUENTIAL ANALYSIS. BEING A RELIGIOUS JEW, HE COULD NOT ATTEND SCHOOL ON SATURDAYS, AS WAS REQUIRED AT THE TIME BY THE HUNGARIAN SCHOOL SYSTEM, AND WAS THUS HOME-SCHOOLED BY HIS PARENTS UNTIL COLLEGE (TO NO DISADVANTAGE OF HIS, AS HIS PARENTS WERE QUITE KNOWLEDGEABLE AND COMPETENT AS TEACHERS). IN 1927, HE ENTERED GRADUATE SCHOOL AT THE UNIVERSITY OF VIENNA, FROM WHICH HE GRADUATED IN 1931 WITH A PH.D. IN MATHEMATICS. HIS ADVISOR THERE WAS KARL MENGER WHEN THE NAZIS INVADED AUSTRIA IN 1938, HE AND HIS FAMILY WERE PERSECUTED AS JEWS. HE WAS ABLE TO EMIGRATE TO THE UNITED STATES, AT THE INVITATION OF THE COWLES COMMISSION FOR RESEARCH IN ECONOMICS, TO WORK ON ECONOMETRICS RESEARCH. HE DIED IN AN AIRPLANE CRASH IN INDIA WHILE ON AN EXTENSIVE LECTURE TOUR AT THE INVITATION OF THE INDIAN GOVERNMENT. CONTENTS // 1 NOTABLE PUBLICATIONS 2 SEE ALSO 3 REFERENCES 4 EXTERNAL LINKS [EDIT] NOTABLE PUBLICATIONS A NEW FORMULA FOR THE INDEX OF COST OF LIVING, 1939, IN ECONOMETRICA THE FITTING OF STRAIGHT LINES IN BOTH VARIABLES ARE SUBJECT TO ERROR, 1940, IN ANNALS OF MATHEMATICAL STATISTICS SEQUENTIAL ANALYSIS, 1947 [EDIT] SEE ALSO WALD'S DECISION THEORY STATISTICS [EDIT] REFERENCES OSKAR MORGENSTERN, "ABRAHAM WALD, 1902-1950," ECONOMETRICA, 19:4, OCTOBER 1951, PP. 361-367 [EDIT] EXTERNAL LINKS BIOGRAPHY (HTTP://WWW-GROUPS.DCS.ST-AND.AC.UK/~HISTORY/MATHEMATICIANS/WALD.HTML) AT THE MACTUTOR ARCHIVE

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