The production of verbal operants not previously taught is an important aspect of language productivity. For Skinner, new mands, tacts, and autoclitics result from the recombination of verbal operants. The relation between these mands, tacts, and autoclitics is what linguists call "analogy," a grammatical pattern that serves as a foundation on…

While few would disagree that token economies are effective in bringing certain positive and negative target behaviors under contingent control, the recent past has witnessed increased concern over choice of targets as well as back-ups, voluntary versus involuntary client participation, as well as the effectiveness of such programs in meeting…