1,130 research outputs found

    Reflections on Restoring Integrity to the United States Immigration System: A Personal Vision

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    In the debate on US immigration reform, a number of legislative proposals have been introduced.To be effective, reforms must take into account the lessons learned from implementing the Immigration Reform and Control Act of 1986 (IRCA).This policy brief summarizes these lessons learned as follows: * The robust and growing demand for work and family reunification visas must be incorporated into new policies;* Legalization should not be done halfway;* Reducing incentives for fraud should be a top policy goal; and* Migration is a complex phenomenon that cannot be managed unilaterally; it requires cooperation among neighboring countries.The policy brief argues that there are three "E"s required to achieve stable reform:* Enforcement that devises smarter border and interior controls that are consistent with America's values, temperament, and philosophy of government powers;* Expanded numbers of visas that address the continuing demand, especially from citizens of the countries on America's borders; and* Earned regularization that offers a realistic and fair opportunity to the unauthorized resident population in the United States to earn lawful permanent status

    Some Aesopic Fables in Byzantium and the Latin West: Tradition, Diffusion, and Survival

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    published or submitted for publicatio

    Immigrants and Homeownership in Urban America: An Examination of Nativity, Socio-economic Status and Place

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    A unique pilot project conducted in America's small and medium-sized cities shows that broad-based community coalitions can proactively integrate the newcomers who are increasingly transforming Main St., USA. In the first project of its kind, a consortium of leading organizations in three mid-sized metropolitan areas undertook inclusive community-building. The project's final report contains valuable findings for policymakers, funders and organizations collectively approaching the challenge of helping newcomers adapt to their new communities and local communities welcome newcomers

    An improved multi-agent simulation methodology for modelling and evaluating wireless communication systems resource allocation algorithms

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    Multi-Agent Systems (MAS) constitute a well known approach in modelling dynamical real world systems. Recently, this technology has been applied to Wireless Communication Systems (WCS), where efficient resource allocation is a primary goal, for modelling the physical entities involved, like Base Stations (BS), service providers and network operators. This paper presents a novel approach in applying MAS methodology to WCS resource allocation by modelling more abstract entities involved in WCS operation, and especially the concurrent network procedures (services). Due to the concurrent nature of a WCS, MAS technology presents a suitable modelling solution. Services such as new call admission, handoff, user movement and call termination are independent to one another and may occur at the same time for many different users in the network. Thus, the required network procedures for supporting the above services act autonomously, interact with the network environment (gather information such as interference conditions), take decisions (e.g. call establishment), etc, and can be modelled as agents. Based on this novel simulation approach, the agent cooperation in terms of negotiation and agreement becomes a critical issue. To this end, two negotiation strategies are presented and evaluated in this research effort and among them the distributed negotiation and communication scheme between network agents is presented to be highly efficient in terms of network performance. The multi-agent concept adapted to the concurrent nature of large scale WCS is, also, discussed in this paper

    A Canada-U.S. Border for the 21st Century

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    Canada-U.S. border in the 21st centur

    From the Archive to the Field: A Report on Summer 2014 Asia Minor Travel Seminar: The Greek Orthodox Christians of Ottoman Cappadocia (July 20-August 11, 2014)

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    [ Δε διατίθεται περίληψη / no abstract available

    A Canada-U.S. Border for the 21st Century

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    Canada-U.S. border in the 21st centur
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