00421nam a2200145 a 4500008004100000020001500041050002100056100002200077245001600099246004900115260003300164350000900197650001100206650005800217120416s1999    ||||||||||||||||| ||    u  a0765604639  aHD 6490.C616 Sho  aShostak, Arthur B10aCyber Union  aempowering labor through computer technology  aNew YorkbM. E. Sharpec1999  a0.00  aLABOUR  aLABOUR SUPPLY--EFFECT OF TECHNOLOGICAL INNOVATIONS ON