753 research outputs found

    Dynamik der demographischen Alterung und Bevölkerungsschrumpfung - wirtschaftliche und gesellschaftliche Auswirkungen in Deutschland

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    Birg H. Dynamik der demographischen Alterung und Bevölkerungsschrumpfung - wirtschaftliche und gesellschaftliche Auswirkungen in Deutschland. In: Bohnet M, ed. Der demographische Wandel : Herausforderungen für Wirtschaft und Gesellschaft.Ringvorlesung an der Technischen Universität Braunschweig im Wintersemester 2004/05. Braunschweig: Technische Universität Braunschweig; 2005: 7-24

    International restrained competition of architecture, urban and landscape planning - DORTMUND | ENERGIECAMPUS, „EIN ZUKUNFTSLABOR FÜR DIE ENERGIEWENDE“ - Finalist - MENTION OF HONOUR

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    HYBRID CAMPUS_ Dortmund The EnergieCampus is a Urban Laboratory to imagine the city of tomorrow. The Hybrid Campus vision empowers the holistic alliance of Built and Environnemental ingredients to produce a new spatial experience. The Campus is rooted in the context, it is conceived to grow, evolve and adapt through time to external inputs. Its dynamics recall those of a living being rather than those of a mechanical object. The Hybrid Campus is : _ A lever and initiator of a new urban age for its neibouring urban districts, offering the Hansa Kokerai district the critical mass of programs and users to establish a new territorial attractor. The campus is an active strip of dynamic programs for culture, research, knowledge production and transmission. The campus is a multilayered construct, associating street animation of laboratories, services, and gastronomy, with an upper level mix of flexible working spaces of different size and destination. Key entry plots host spaces for more open events (congress, courses, projects presentations). As a whole, the campus will be a support center for cultural and economic initiatives and a “service center” for a wast territory. _ The campus will be a demonstrator of a new integrated approach to green urbanism. Its open and built spaces will offer a new relation to soil (recycle centered, porous, breathing and densly planted), and a new relation to resources management from the building process to the long term quartier's life cycle, based on principles of circularity, recycle, adaptability of programs and spaces. Spatial Concept Open space structure : _The open space structure of the campus is is caracterized by an alternation of planted venues, and linear built ensambles. It thus dialogues with the open space structure of the Hansa Kokerai complex and with the structure of linear tree alignments of the IGA sector. _ The campus is kept essentially car-free.A green soft mobility diagonal crosses the site and hosts (active ground floors)main services, and public programs (events, gastronomy, coworking and cofee corners). _A system of green squares connects to the diagonal, in rithmed alternation between built and void spaces. These qualified voids, as green planted squares where water is collected, concentrate major public functions and connect directly to the site entry areas and to the IGA's structuring pathways, defining a coherent whole. _ The Schutzstreifen parallel to Emscheralle, is a hybrid logistic front, where laboratories showcase the Campus activity to the public on ground floors. Along this lane specific logistic functions and accesses are organized and clustered. _ The planted facades and terraces of volumes are part of a Vertical open space structure, offering planted vertical gardens and original horizons on the neibouring landscapes, associated to collective spaces for community meetings (crossing univeristy and entreprenurial world)

    Risky locations: refugee settlement patterns and conflict

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    Although constructed for safety, many refugee settlements today encounter violence, becoming risky locations for refugees and hosts. This dissertation investigates why some of these refugee settlements experience violence and not others. Heidrun Bohnet argues that the geographical location and distribution of refugees are influential factors in determining refugee-related conflict. While previous research has highlighted that refugees can become involved in new conflict situations in the host country, little comparative analysis exists that investigates the link between refugees and conflict. By using new quantitative refugee data on Africa from 1999-2010, this dissertation shows that the geographical space occupied by refugees is closely related to the risk of conflict. The author contends that a disaggregated approach towards refugees needs to be taken to understand refugee-related conflict within refugee settlements and beyond them

    Learning trust

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    We examine the effects of different forms of feedback information on the performance of markets that suffer from moral hazard problems due to sequential exchange. As orthodox theory would predict, we find that providing buyers with information about sellers’ trading history boosts market performance. More surprisingly, this beneficial effect of incentives for reputation building is considerably enhanced if sellers, too, can observe other sellers’ trading history. This suggests that two-sided market transparency is an important ingredient for the design of well-functioning markets that are prone to moral hazard

    Electoral competition in a multidimensional political arena - parallel moves instead of convergence in policy platforms

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    This paper provides a theoretical model of electoral competition in a multidimensional political arena with a heterogenous electorate and politically active interest groups. The emerging pattern of movement in policy platforms is fundamentally different to the concept of convergence proposed by the spatial theory of voting. Rather than the centre of the scale of policy preference, its extreme ends, occupied by dominant-issue-voters and interest groups, attract the policy platforms. The platforms move in parallel instead of towards each other, while the difference in policy platforms is reduced only under certain conditions. --voters,interest groups,ideology,political parties,convergence

    HYPER CAMPUS REGION - Post-coal Laustiz 2050 - VISIONE REGIONALE STRATEGICA

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    "Hyper-Campus Region" - A vision for Post-Coal Lausitz 2050 - is a Strategic vision proposal developped by A. delli Ponti & I. Novielli, after winning a European international bidding to be part of the Laustiz 2050 - Strategic initiative launched by the IOER - Leibnitz Institute, for the German Ministry of Science and the Brandbourg and Saxony States. As Heads of the KH STUDIO Laboratory Laustiz, delli Ponti and Novielli developped a vision based on two layers : 1) the reading of existing landscape palimpsests of Laustiz as Bio-Region ; 2) the prospective development of new fluxes connections in terms of social, mobility and knowledge capitals. The Strategic project illustrates the steps and conditions to define a cross-boarder Campus region, connecting Germany and Poland and renaturating existing coal landscapes

    Trust and the Reference Point for Trustworthiness in Gulf and Western Countries

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    Why is private investment so low in Gulf compared to Western countries? We investigate cross-regional differences in trust and reference points for trustworthiness as possible factors. Experiments controlling for cross-regional differences in institutions and beliefs about trustworthiness reveal that Gulf citizens pay much more than Westerners to avoid trusting, and hardly respond when returns to trusting change. These differences can be explained by subjects' gain/loss utility relative to their region's reference point for trustworthiness. The relation-based production of trust in the Gulf induces higher levels of trustworthiness, albeit within groups, than the rule-based interactions prevalent in the West.

    More order with less law: on contract enforcement, trust, and crowding

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    Most contracts, whether between voters and politicians or between house owners and contractors, are incomplete. “More law,” it typically is assumed, increases the likelihood of contract performance by increasing the probability of enforcement and/or the cost of breach. We examine a contractual relationship in which the first mover has to decide whether she wants to enter a contract without knowing whether the second mover will perform. We analyze how contract enforceability affects individual performance for exogenous preferences. Then we apply a dynamic model of preference adaptation and find that economic incentives have a nonmonotonic effect on behavior. Individuals perform a contract when enforcement is strong or weak but not with medium enforcement probabilities: Trustworthiness is “crowded in” with weak and “crowded out” with medium enforcement. In a laboratory experiment we test our model’s implications and find support for the crowding prediction. Our finding is in line with the recent work on the role of contract enforcement and trust in formerly Communist countries
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