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The Importance of Common Metrics for Advancing Social Science Theory and Research: A Workshop Summary
  http://www.nap.edu/catalog/13034.html

            SOCIAL SCIENCE CONSTRUCTS                                     67

            on some sort of conceptual sliding scale. There seems to be a gradation in
            the level of social articulation at which a concept, construct, or ontology
            develops. She questioned if different conceptual unpacking could be em-
            ployed to avoid using one word across very different kinds of domains of
            the social sciences and their relationship to policy. One might also think of
            standardization as potentially a form of social production or reproduction
            that relates to the evolution of the construct itself.
               Grusky said that it is important to know how a particular construct is
            being used in public discourse (e.g., social mobility) and the way in which
            the  science  itself  has  proceeded.  For  social  mobility,  the  field  has  recog-
            nized that the concept is best understood in a more disaggregated form.
            He believes it is possible to demand precision in the scientific context by
            recognizing that there are quite distinct and important types of mobility,
            all of which should be monitored simultaneously and operationalized in a
            credible way and also combined into a single model in order to tease out
            the relationships among different types.
               Robert Pollak commented on the idea of deconstructing concepts into
            more distinguishable pieces. For example, he found it interesting to consider
            two distinct concepts inherent in self-regulation—self-regulation of atten-
            tion and self-regulation of behavior—that might be measured separately.
            He cautioned against standardization if it means imposing a unitary or dual
            construction from the outside in a bureaucratic way. In Grusky’s view, stan-
            dardization may be seen as a kind of correct representation of the simulta-
            neous consideration of constructs and measures that are now independent.
               Turning to the notion of intergenerational mobility, Pollak observed
            that  much  of  the  early  literature  on  intergenerational  mobility  assumed
            that people were raised in two-parent families, and the main focus was on
            transmission from fathers to sons. This formulation is no longer appropri-
            ate in the context of changing family structures, for example the growing
            prevalence of female-headed families, nonmarital fertility, and the effects of
            immigration. Grusky agreed with Pollak on the importance of factoring in
            mother’s income and occupation; ignoring mother’s occupation will result
            in profound misunderstanding about the direction of the trend in intergen-
            erational mobility in the family.
               Pollak also remarked that although there is no standardization between
            economics and sociology, the collection of data essentially involves choices
            about which questions to ask. In collecting income and occupational data,
            there is no requirement that the users of the data must focus on the occu-
            pations piece or the earnings piece. Agreeing on the type of data to collect
            could be another way of promoting common metrics.
               Robert Hauser returned to the issue of self-regulation. He stated that
            the economists’ original notion of ability in human capital was a very global
            concept:  whatever was left over in the psychology of individuals. The ar-







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