13,536 research outputs found

    Hard-to-Employ Parents: A Review of Their Characteristics and the Programs Designed to Serve Their Needs

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    Many low-income parents with personal challenges that make work difficult (sometimes called the "hard to employ") seek help from the Temporary Assistance for Needy Families (TANF) program, but many do not. The most effective TANF programs offer cash assistance along with services that alleviate barriers and help clients find jobs. Other federal-state programs offer help by providing either generic employment services or specialized services that address particular challenges. Hard-to-employ parents probably fare best when they enroll in TANF and receive a holistic set of supports. A redesigned system should marshal all program resources to provide an integrated system that addresses barriers and supports work simultaneously

    TANF Policies for the Hard to Employ: Understanding State Approaches and Future Directions

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    This study examines states' approaches to serving TANF recipients facing multiple barriers to work in fall 2006. It also describes changes states anticipate (partly in response to TANF reauthorization) in the near future to help these recipients move into work and off the caseload. Study results are based primarily on structured interviews with state TANF program officials in 17 states including the states with the largest TANF caseloads. The findings highlight the different approaches taken by state TANF programs on how to best help recipients with serious barriers and provide early information on states' thinking on how their approach may change for this group in the future

    The Muscadine Experience: Adding Value to Enhance Profits

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    The University of Arkansas Division of Agriculture received a grant from the National Research Initiative (NRI), CSREES USDA. The purpose was to help small- and medium-sized farmers and entrepreneurs enhance the viability of their farms through the establishment of vineyards, on-farm wineries, and production of value-added products from grapes and grape by-products. This publication looks at efforts by the UA Grape and Wine Research Program to enhance the profitability of muscadine grapes. Included are discussions of research designed to develop the market potential of muscadines as fresh fruit and as value-added products such as juice, wine, sweet spreads, vinegar, and dried products. The skin and seeds of muscadines have traditionally been considered waste; however, recent research has shown that they contain nutraceutical components. Reports are included of research to quantify these nutraceuticals and to develop products containing them

    On Organizations and Oligarchies: Michels in the Twenty-First Century

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    [Excerpt] A central problem for those interested in studying and explaining the actions of organizations is how to conceptualize these social phenomena. In particular, because organizations are constituted by individuals, each of whom may seek to achieve his or her interests through the organization, questions of how decisions are made in organizations and whose preferences drive those decisions are critical to explaining organizational actions. Although early organizational scholars spent much time wrestling with these questions (e.g. Barnard 1938; Simon 1947; Parsons 1956; March and Simon 1958), more recent work in organizational studies has tended to elide them, adopting an implicit view of organizations as unitary actors, much like individuals, and in particular, like individuals who operate with a coherent utility function that they seek to maximize (e.g. Porter 1985; Baum et al. 2005; Casciaro and Piskorski 2005; Mezias and Boyle 2005; Jensen 2006). Thus, organizational behavior is seen as reflecting efforts to achieve a specific goal, which is, presumably, that of enhancing the organizations interests. While this may be the dominant conceptualization underlying much contemporary research, other work sharply questions the validity and usefulness of this approach to organizational analysis (March and Simon 1958; Cohen, March, and Olsen 1972; Jackall 1988). Studies in this tradition suggest that it is more appropriate in most instances to conceive of organizations as battlefields, constituted by shifting factions with differing interests that vie for control of the organization; hence, organizational actions should be viewed as reflecting the preferences of a victorious coalition at a given point in time. We suspect that, although most people’s experience in organizations may make them sympathetic to the coalitional view and skeptical of the unitary actor view, the continuing predilection for the latter stems at least in part from problems of deriving systematic predictions of organizational behavior from a more chaotic, coalitional kaleidoscope perspective. A different model of organizations is represented in the work of Robert Michels (1876-1936), who, nearly a century ago, offered his now-famous, pithy summary of the fundamental nature of organizations ([1911] 1962: 365): ‘Who says organization, says oligarchy.’ Drawing on his own experiences with early twentieth-century German political party organizations, Michels presented the drift to oligarchy as an ‘iron law’, inevitably resulting in the division of even the most expressly democratic organizations into two parts: a small stable set of elites and all the other members. His analysis offered a catalog of the processes and forces that produced such a division, and he postulated that the directives of the elite, while nominally reflecting the set of interests shared by all members, in actuality are driven by their own personal interests in the organization. His provocative (and very pessimistic) arguments have served as the basis for many studies over the years, particularly of organizations specifically formed to represent the interests of groups seeking to promote change in political arenas. Much of this work has been focused on assessing the purported inevitability of the emergence of oligarchies and defining the conditions of the iron law—i.e. those that affect the realization (or suppression) of oligarchic tendencies. In this chapter, we argue that Michels’s core arguments about the nature of oligarchies in organizations, and research generated in response to his work, are not only relevant to understanding the dynamics of political organizations but can be extended as a useful framework for thinking about important aspects of contemporary economic corporations as well. In making this argument, we highlight the parallels between Berle and Means’s analysis (1932) of modern, publicly held corporations and that of Michels. Both analyses address the general organizational problem of ensuring representation of members’ interests. In political organizations, it is the rank-and-file members’ interests that leaders are charged with representing; in publicly held organizations, leaders are primarily responsible for representing the interests of stockholders, as the nominal owners’ of the firm. In this context, we consider evidence and research on problematic corporate behavior to show how Michels’s work provides a useful framework for understanding these problems and for formulating ways of addressing them

    Institutionalization and Structuration: Studying the Links between Action and Institution

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    Institutional theory and structuration theory both contend that institutions and actions are inextricably linked and that institutionalization is best understood as a dynamic, ongoing process. Institutionalists, however, have pursued an empirical agenda that has largely ignored how institutions are created, altered, and reproduced, in part, because their models of institutionalization as a process are underdeveloped. Structuration theory, on the other hand, largely remains a process theory of such abstraction that it has generated few empirical studies. This paper discusses the similarities between the two theories, develops an argument for why a fusion of the two would enable institutional theory to significantly advance, develops a model of institutionalization as a structuration process, and proposes methodological guidelines for investigating the process empirically

    The Muscadine Experience: Adding Value to Enhance Profits

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    The University of Arkansas Division of Agriculture received a grant from the USDA’s Initiative for Future Agriculture and Food Systems (IFAFS) program. The purpose was to help small- and medium-sized farmers and entrepreneurs become more profitable and therefore add stability to the family farm. One approach to doing this is to investigate opportunities to enhance profits by adding value to traditional raw products

    The group of invariants of an inner function with finite spectrum

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    This paper determines the group of continuous invariants corresponding to an inner function Θ \Theta with finitely many singularities on the unit circle TT; that is, the continuous mappings g:T→Tg: T \to T such that Θ∘g=Θ\Theta \circ g = \Theta on \T. These mappings form a group under composition.Comment: 14 pages, 3 figures, submitted for publication May 201

    pH Dependence and Stoichiometry of Binding to the Fc Region of IgG by the Herpes Simplex Virus Fc Receptor gE-gI

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    Herpes simplex virus type 1 encodes two glycoproteins, gE and gI, that form a heterodimer on the surface of virions and infected cells. The gE-gI heterodimer has been implicated in cell-to-cell spread of virus and is a receptor for the Fc fragment of IgG. Previous studies localized the gE-gI-binding site on human IgG to a region near the interface between the CH2 and CH3 domains of Fc, which also serves as the binding site for bacterial and mammalian Fc receptors. Although there are two potential gE-gI-binding sites per Fc homodimer, only one gE-gI heterodimer binds per IgG in gel filtration experiments. Here we report production of recombinant human Fc molecules that contain zero, one, or two potential gE-gI-binding sites and use them in analytical ultracentrifugation experiments to show that two gE-gI heterodimers can bind to each Fc. Further characterization of the gE-gI interaction with Fc reveals a sharp pH dependence of binding, with KD values of ~340 and ~930 nM for the first and second binding events, respectively, at the slightly basic pH of the cell surface (pH 7.4), but undetectable binding at pH 6.0. This strongly pH-dependent interaction suggests a physiological role for gE-gI dissociation from IgG within acidic intracellular compartments, consistent with a mechanism whereby herpes simplex virus promotes intracellular degradation of anti-viral antibodies

    Acoustic signatures of the seafloor: Tools for predicting grouper habitat

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    Groupers are important components of commercial and recreational fisheries. Current methods of diver-based grouper census surveys could potentially benefit from development of remotely sensed methods of seabed classification. The goal of the present study was to determine if areas of high grouper abundance have characteristic acoustic signatures. A commercial acoustic seabed mapping system, QTC View Series V, was used to survey an area near Carysfort Reef, Florida Keys. Acoustic data were clustered using QTC IMPACT software, resulting in three main acoustic classes covering 94% of the area surveyed. Diver-based data indicate that one of the acoustic classes corresponded to hard substrate and the other two represented sediment. A new measurement of seabed heterogeneity, designated acoustic variability, was also computed from the acoustic survey data in order to more fully characterize the acoustic response (i.e., the signature) of the seafloor. When compared with diver-based grouper census data, both acoustic classification and acoustic variability were significantly different at sites with and without groupers. Sites with groupers were characterized by hard bottom substrate and high acoustic variability. Thus, the acoustic signature of a site, as measured by acoustic classification or acoustic variability, is a potentially useful tool for stratifying diver sampling effort for grouper census
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