Titlebook: Vigilance; Theory, Operational Robert R. Mackie Book 1977 Plenum Press, New York 1977 EEG.Italy.NATO.behavior.monitoring.personality.physi

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The Effects of Various Conditions on Subjective States and Critical Flicker Frequency,Valium), eight male subjects showed a marked decrease in CFF and a significant shift of subjective reports of tiredness..In a field study of 68 air traffic controllers, the CFF showed a significant correlation with subjective reports of fatigue and it decreased more for night-shift than for day-shif

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The Function of Maintaining Concentration (TAF): An Approach to the Evaluation of Mental Stress,a few studies on TAF in relation to vigilance are introduced..Stresses in pilots caused by repeated jet flights and in workers engaged in a vigilance task with and without a conveyer system were studied and experiments were conducted on the relationship between autonomic nervous balance and TAF scores. The results were as follow:

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Karl E. Klein,Reinhold Herrmann,Paul Kuklinski,Hans-M. Wegmann

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H. Fruhstorfer,P. Langanke,K. Meinzer,J. H. Peter,U. Pfaff

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J. B. J. Riemersma,A. F. Sanders,C. Wildervanck,A. W. Gaillardrkäufers der Leistung liegt, und dass dieses Interesse nur dann besteht, wenn die Vermehrung des Angebotes durch nichts anderes beschränkt wird, als durch die Grenzen der vorhandenen Nachfrage. Also nur die freie Konkurrenz ist im Stande, auch die Eisenbahnleistungen so zu entwickeln, dass das Verhl