The effects of schedules of training upon the development of a conditioned reinforcer

Frustration and secondary reinforcement concepts as applied to human instrumental conditioning and extinction.

“…It ma}r be noted in passing, however, that other recent studies are not so confirmatory. Ignoring the negative results in the present three studies, two others report negative results (Kass, Wilson, & Sidowski, 1964;Longstreth, 1962), while one reports positive results (Sidowski, Kass, & Wilson, 1965). Further, the author is aware of three unpublished studies, all of which report negative results (Donaldson, 1961;Estes, 1960;Hall, 1964).…”