1,865 research outputs found

    The UK "Immigration Cap" : implications for Scotland

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    The main purpose of this paper is to consider how the Conservative Liberal-Democrats Coalition’s so-called "immigration cap" will impact on Scotland. The immigration cap is a set of not yet specified policies (working mainly through the points-based immigration system) aimed at lowering net-migration to the UK primarily by lowering immigration. While the UK Government wants to reduce net-migration to the UK, the Scottish Government wants to maintain a historically high level of net-migration in Scotland in part to achieve its population growth target and to ensure labour force growth. The two levels of government are pursuing policies that clearly conflict, since lowering net-migration to the UK will also likely lower net-migration to Scotland

    Macroeconomic impact of ageing population in Scotland: a computable general equilibrium analysis

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    This paper combines a multi-period economic Computable General Equilibrium (CGE) modelling framework with a demographic model to analyse the macroeconomic impact of the projected demographic trends in Scotland. Demographic trends are defined by the existing fertility-mortality rates and the level of annual net-migration. We employ a combination of a demographic and a CGE simulation to track the impact of changes in demographic structure upon macroeconomic variables under different scenarios for annual migration. We find that positive net migration can cancel the expected negative impact upon the labour market of other demographic changes. (Pressure on wages, falling employment). However, the required size of the annual net-migration is far higher than the current trends. The policy implication suggested by the results is that active policies are needed to attract migrants. We nevertheless report results when varying fertility and mortality assumptions. The impact of varying those assumptions is rather small

    Macroeconomic Impact of Ageing Population in Scotland. A Computable General Equilibrium Analysis.

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    This paper combines a multi-period economic Computable General Equilibrium (CGE) modelling framework with a demographic model to analyse the macroeconomic impact of the projected demographic trends in Scotland. Demographic trends are defined by the existing fertility-mortality rates and the level of annual net-migration. We employ a combination of a demographic and a CGE simulation to track the impact of changes in demographic structure upon macroeconomic variables under different scenarios for annual migration. We find that positive net migration can cancel the expected negative impact upon the labour market of other demographic changes. (Pressure on wages, falling employment). However, the required size of the annual net-migration is far higher than the current trends. The policy implication suggested by the results is that active policies are needed to attract migrants. We nevertheless report results when varying fertility and mortality assumptions. The impact of varying those assumptions is rather small.

    EU's global engagement : a database of CSDP military operations and civilian missions worldwide : codebook : version 2.0. 2003-2017

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    The EU’s Global Engagement database was developed by a research team composed of Danilo Di Mauro, Ulrich Krotz, and Katerina Wright within the Europe in the World programme at the Robert Schumann Centre of Advanced Studies (EUI). The primary purpose of the database is to fill the gap in existing empirical knowledge by providing the most comprehensive, complete and accurate database on the EU’s military operations and civilian missions worldwide. The version 2.0 of the database contains detailed information on all of the 35 military operations and civilian missions initiated from the first CSDP operation in January 2003 to December 2017. The codebook is structured in four parts. In Part I we explain the rationale of our project, the innovations introduced in version 2.0, the methodology of data collection, including the sources used and the possible applications. Part II describes each variable reporting definitions and descriptive statistics. Part III presents factsheets of each EU mission and operation by using some selected variables of the database. Finally, Part IV shows some descriptive analyses through 92 figures combining different variables and focusing on six topics: trends of the interventions, cooperation among member states, the Engagement Index, expenditures, overall personnel, EU member states personnel deployed. The files and the documentation of the EU’s Global Engagement database are open access and downloadable at http://globalgovernanceprogramme.eui.eu/eu-global-engagement-database/

    EU's global engagement : a database of CSDP military operations and civilian missions worldwide. Codebook

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    Version 1.0, 2003-2015The EU's Global Engagement database provides a comprehensive overview of EU military operations and civilian missions under the Common Security and Defence Policy (CSDP) from the first CSDP operation in January 2003 to December 2014. The primary purpose of the database is to fill the gap in existing empirical knowledge by providing the first centralised, comprehensive, and accurate database on the EU’s military operations and civilian missions worldwide. The database also provides some indicators of the level of the EU's engagement globally.-- PART I -- 1.1 Building a database on EU CSDP missions and operations: challenges and opportunities -- 1.2 The EU's Global Engagement Database version 2.0 -- 1.3 Overcoming the old and new challenges of data collection on CSDP missions and operations: the strategy of the EU’s Global Engagement Database -- 1.4 Sources -- 1.5 Using and sharing our data -- PART II Description of variables -- PART III Factsheets of operations and missions -- PART IV -- 4.1 Trends -- 4.2 Cooperation among Member States -- 4.3 Engagement Index -- 4.4 Expenditures -- 4.5 Personnel -- 4.6 EU Member States personnel deployed -- Reference

    Population Ageing and Technological Change

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    To model the economics impacts of population ageing in high-income countrie by estimating the scale of required technological change. Presentation of a over-lapping generations computable general equilibrium model. Population ageing is associated with low growth and large welfare losses. The scale of technological change needed to compensate for this is very large in historical terms

    Class Frizzled GPCRs in GtoPdb v.2021.3

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    Receptors of the Class Frizzled (FZD, nomenclature as agreed by the NC-IUPHAR subcommittee on the Class Frizzled GPCRs [175]), are GPCRs originally identified in Drosophila [19], which are highly conserved across species. While SMO shows structural resemblance to the 10 FZDs, it is functionally separated as it mediates effects in the Hedgehog signaling pathway [175]. FZDs are activated by WNTs, which are cysteine-rich lipoglycoproteins with fundamental functions in ontogeny and tissue homeostasis. FZD signalling was initially divided into two pathways, being either dependent on the accumulation of the transcription regulator β-catenin or being β-catenin-independent (often referred to as canonical vs. non-canonical WNT/FZD signalling, respectively). WNT stimulation of FZDs can, in cooperation with the low density lipoprotein receptors LRP5 (O75197) and LRP6 (O75581), lead to the inhibition of a constitutively active destruction complex, which results in the accumulation of β-catenin and subsequently its translocation to the nucleus. β-catenin, in turn, modifies gene transcription by interacting with TCF/LEF transcription factors. WNT/β-catenin-independent signalling can also be activated by FZD subtype-specific WNT surrogates [133]. β-catenin-independent FZD signalling is far more complex with regard to the diversity of the activated pathways. WNT/FZD signalling can lead to the activation of heterotrimeric G proteins [33, 178, 150], the elevation of intracellular calcium [184], activation of cGMP-specific PDE6 [2] and elevation of cAMP as well as RAC-1, JNK, Rho and Rho kinase signalling [56]. Novel resonance energy transfer-based tools have allowed the study of the GPCR-like nature of FZDs in greater detail. Upon ligand stimulation, FZDs undergo conformational changes and signal via heterotrimeric G proteins [239, 240, 102, 174]. Furthermore, the phosphoprotein Dishevelled constitutes a key player in WNT/FZD signalling towards planar-cell-polarity-like pathways. Importantly, FZDs exist in at least two distinct conformational states that regulate pathway selection [240]. As with other GPCRs, members of the Frizzled family are functionally dependent on the arrestin scaffolding protein for internalization [22], as well as for β-catenin-dependent [13] and -independent [89, 14] signalling. The pattern of cell signalling is complicated by the presence of additional ligands, which can enhance or inhibit FZD signalling (secreted Frizzled-related proteins (sFRP), Wnt-inhibitory factor (WIF), sclerostin or Dickkopf (DKK)), as well as modulatory (co)-receptors with Ryk, ROR1, ROR2 and Kremen, which may also function as independent signalling proteins

    Class Frizzled GPCRs (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database

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    Receptors of the Class Frizzled (FZD, nomenclature as agreed by the NC-IUPHAR subcommittee on the Class Frizzled GPCRs [156]), are GPCRs originally identified in Drosophila [17], which are highly conserved across species. While SMO shows structural resemblance to the 10 FZDs, it is functionally separated as it mediates effects in the Hedgehog signaling pathway [156]. FZDs are activated by WNTs, which are cysteine-rich lipoglycoproteins with fundamental functions in ontogeny and tissue homeostasis. FZD signalling was initially divided into two pathways, being either dependent on the accumulation of the transcription regulator β-catenin or being β-catenin-independent (often referred to as canonical vs. non-canonical WNT/FZD signalling, respectively). WNT stimulation of FZDs can, in cooperation with the low density lipoprotein receptors LRP5 (O75197) and LRP6 (O75581), lead to the inhibition of a constitutively active destruction complex, which results in the accumulation of β-catenin and subsequently its translocation to the nucleus. β-Catenin, in turn, modifies gene transcription by interacting with TCF/LEF transcription factors. β-Catenin-independent FZD signalling is far more complex with regard to the diversity of the activated pathways. WNT/FZD signalling can lead to the activation of heterotrimeric G proteins [28, 159, 135], the elevation of intracellular calcium [164], activation of cGMP-specific PDE6 [2] and elevation of cAMP as well as RAC-1, JNK, Rho and Rho kinase signalling [48]. Novel resonance energy transfer-based tools have allowed the study of the GPCR-like nature of FZDs in greater detail. Upon ligand stimulation, FZDs undergo conformational changes and signal via heterotrimeric G proteins [213, 214]. Furthermore, the phosphoprotein Dishevelled constitutes a key player in WNT/FZD signalling. Importantly, FZDs exist in at least two distinct conformational states that regulate the pathway selection [214]. As with other GPCRs, members of the Frizzled family are functionally dependent on the arrestin scaffolding protein for internalization [19], as well as for β-catenin-dependent [12] and -independent [80, 13] signalling. The pattern of cell signalling is complicated by the presence of additional ligands, which can enhance or inhibit FZD signalling (secreted Frizzled-related proteins (sFRP), Wnt-inhibitory factor (WIF), sclerostin or Dickkopf (DKK)), as well as modulatory (co)-receptors with Ryk, ROR1, ROR2 and Kremen, which may also function as independent signalling proteins

    Class Frizzled GPCRs in GtoPdb v.2023.1

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    Receptors of the Class Frizzled (FZD, nomenclature as agreed by the NC-IUPHAR subcommittee on the Class Frizzled GPCRs [180]), are GPCRs originally identified in Drosophila [20], which are highly conserved across species. While SMO shows structural resemblance to the 10 FZDs, it is functionally separated as it is involved in the Hedgehog signaling pathway [180]. SMO exerts its effects by activating heterotrimeric G proteins or stabilization of GLI by sequestering catalytic PKA subunits [186, 6, 58]. While SMO itself is bound by sterols and oxysterols [27, 94], FZDs are activated by WNTs, which are cysteine-rich lipoglycoproteins with fundamental functions in ontogeny and tissue homeostasis. FZD signalling was initially divided into two pathways, being either dependent on the accumulation of the transcription regulator β-catenin or being β-catenin-independent (often referred to as canonical vs. non-canonical WNT/FZD signalling, respectively). WNT stimulation of FZDs can, in cooperation with the low density lipoprotein receptors LRP5 (O75197) and LRP6 (O75581), lead to the inhibition of a constitutively active destruction complex, which results in the accumulation of β-catenin and subsequently its translocation to the nucleus. β-catenin, in turn, modifies gene transcription by interacting with TCF/LEF transcription factors. WNT/β-catenin-dependent signalling can also be activated by FZD subtype-specific WNT surrogates [138]. β-catenin-independent FZD signalling is far more complex with regard to the diversity of the activated pathways. WNT/FZD signalling can lead to the activation of heterotrimeric G proteins [34, 183, 155], the elevation of intracellular calcium [189], activation of cGMP-specific PDE6 [2] and elevation of cAMP as well as RAC-1, JNK, Rho and Rho kinase signalling [57]. Novel resonance energy transfer-based tools have allowed the study of the GPCR-like nature of FZDs in greater detail. Upon ligand stimulation, FZDs undergo conformational changes and signal via heterotrimeric G proteins [244, 245, 107, 179, 104]. Furthermore, the phosphoprotein Dishevelled constitutes a key player in WNT/FZD signalling towards planar-cell-polarity-like pathways. Importantly, FZDs exist in at least two distinct conformational states that regulate pathway selection [245]. As with other GPCRs, members of the Frizzled family are functionally dependent on the arrestin scaffolding protein for internalization [23], as well as for β-catenin-dependent [14] and -independent [91, 15] signalling. The pattern of cell signalling is complicated by the presence of additional ligands, which can enhance or inhibit FZD signalling (secreted Frizzled-related proteins (sFRP), Wnt-inhibitory factor (WIF), sclerostin or Dickkopf (DKK)), as well as modulatory (co)-receptors with Ryk, ROR1, ROR2 and Kremen, which may also function as independent signalling proteins

    Associations between witnessing and perpetrating online hate in eight countries: The buffering effects of problem-focused coping

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    Online hate is a topic that has received considerable interest lately, as online hate represents a risk to self-determination and peaceful coexistence in societies around the globe. However, not much is known about the explanations for adolescents posting or forwarding hateful online material or how adolescents cope with this newly emerging online risk. Thus, we sought to better understand the relationship between a bystander to and perpetrator of online hate, and the moderating e ects of problem-focused coping strategies (e.g., assertive, technical coping) within this relationship. Self-report questionnaires on witnessing and committing online hate and assertive and technical coping were completed by 6829 adolescents between 12 and 18 years of age from eight countries. The results showed that increases in witnessing online hate were positively related to being a perpetrator of online hate. Assertive and technical coping strategies were negatively related with perpetrating online hate. Bystanders of online hate reported fewer instances of perpetrating online hate when they reported higher levels of assertive and technical coping strategies, and more frequent instances of perpetrating online hate when they reported lower levels of assertive and technical coping strategies. In conclusion, our findings suggest that, if e ective, prevention and intervention programs that target online hate should consider educating young people about problem-focused coping strategies, self-assertiveness, and media skills. Implications for future research are discussedWe acknowledge the support of the Deutsche Forschungsgemeinschaft and Open Access Publishing Fund of University of Potsda
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