Kenneth Arrow
19212017
American economist, mathematician, and political theorist who was awarded the Nobel Memorial Prize in Economic Sciences in 1972 for his pioneering work on general equilibrium theory and welfare economics
2 goffadwriaeth wedi'u canfod
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Gweld pob un yn Bywydau gyda'r hidlydd wedi'i gymhwyso19211991
American television screenwriter and producer who created the science fiction series and universe Star Trek
