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In a Diamond–Dybvig type model of financial intermediation, we allow depositors to announce at a positive cost to subsequent depositors that they keep their funds deposited in the bank. Theoretically, the mere availability of public announcements (and not its use) ensures that no bank run is the unique equilibrium outcome. Multiple equilibria—including bank run—exist without such public announcements. We test the theoretical results in the lab and find a widespread use of announcements, which we interpret as an attempt to coordinate on the no bank run outcome. Withdrawal rates in general are lower in information sets that contain announcements.
In a series of laboratory experiments, we explore the impact of different market features (the level of information, search costs, and the level of commitment) on agents’ behavior and on the outcome of decentralized matching markets. In our experiments, subjects on each side of the market actively search for a partner, make proposals, and are free to accept or reject any proposal received at any time throughout the game. Our results suggest that a low information level does not affect the stability or the efficiency of the final outcome, although it boosts market activity, unless coupled with search costs. Search costs have a significant negative impact on stability and on market activity. Finally, commitment harms stability slightly but acts as a disciplinary device to market activity and is associated with higher efficiency levels of the final outcome.
Ultra-processed beverages (UPB) have known adverse impacts on health, but their impact on the environment is not well understood across different environmental indicators. This study aimed to quantify the environmental impacts of water-based UPB and bottled waters sold in Australia and assess the impacts of various scenarios which may reduce such impacts in the future.
Design:
This study presents a quantitative environmental impact assessment of a major sub-category of UPB (water-based UPB, including soft drinks, energy drinks, cordials and fruit drinks) and non-UPB (bottled waters) in Australia. Alternative mitigation scenarios based on existing health and environmental targets were also modelled using sales projections for 2027. Sales data from Euromonitor International were matched with environmental impact data from peer-reviewed lifecycle assessment databases. Environmental impact indicators included greenhouse gas emissions, land use, eutrophication potential, acidification potential, water scarcity and plastic use.
Setting:
The Australian beverage supply in 2022 and projected sales for 2027.
Participants:
N/A
Results:
Environmental impacts of UPB were higher than bottled waters. UPB accounted for 81–99 % of total environmental impacts, partly driven by the volume of sales. Reformulation, reducing UPB consumption and increasing recycling all led to meaningful reductions in environmental impacts but with diverse effects across different environmental indicators. The largest reductions occurred when policy scenarios were combined to represent a suite of policy actions which aimed to meet health and environmental targets (30–82 % environmental savings).
Conclusions:
The results indicate that implementing a suite of policies which act to target multiple drivers of environmental harm are likely to lead to the most environmental benefits.
In the last decades, growing evidence suggests, that young adults and even adolescents consume more and more pornographic content, which might lead to behavioural addictions. Excessive pornography use was found to be associated with higher rates of sexual dysfunctions, such as genital dysfunction or disorders related to desire, arousal, orgasm and pain. The role of attachment style on sexual function has still rarely been investigated.
Objectives
To examine associations between sexual dysfunction, problematic pornography use and attachment styles in a Spanish-Hungarian sample.
Methods
A cross-sectional comparative study was carried out in 2023 which included a Hungarian (N=447; 63% female; age: 30,5±9,8) and a Spanish sample (N=201; 72% female; age: 40,7±14) from the general population. In the online survey, we used the Arizona Sexual Experiences Scale (ASEX) to measure sexual dysfunction, the Problematic Pornography Use Scale (PPCS) to assess pornographic content consumption within the theoretical framework of addiction and the Relationships Questionnaire to explore the attachment styles of the subjects.
Results
13% of the Hungarian sample and 19% of the Spanish sample reported severe sexual dysfunction (ASEXTotal >19). The Hungarian sample reported more problems related to orgasm (climax and satisfaction). Overall, 7% of the Hungarian sample and 1% of the Spanish sample reported very severe problems (PPCSTotal >76) with pornography use. We found significant differences in every subscale and the Hungarian sample reportedly showed more difficulties in every aspect, especially in salience and mood change. Regarding attachment styles, the samples also showed significant differences (Hungarian: 31% secure, 26% anxious-ambivalent, 20% avoidant, 23% disorganized; Spanish: 53% secure, 11% anxious-ambivalent, 23% avoidant, 13% disorganized). In the combined sample, secure attachment style was associated with the least difficulties in sexual functioning, whereas subjects with anxious-ambivalent style reported more problems in sexual drive, arousal and erection. Disorganized attachment style was associated with the most severe dysfunction in orgasm (climax and satisfaction). The association between problematic pornography use and attachment styles was more consistent. Secure attachment style showed the least of problems, whereas subjects with anxious-ambivalent and disorganized attachment styles reported the most, especially in salience and mood change.
Conclusions
Our findings showed significant intercultural differences between the two samples and highlighted the potential role of attachment styles in sexual functioning and problematic pornography use. A more profound understanding of the relationship between attachment and sexual functioning could facilitate potential treatment of sexual dysfunctions by addressing attachment issues in psychotherapy.
Sexual dysfunctions are prevalent issues affecting individuals’ sexual well-being and relationships. These conditions encompass a range of difficulties in sexual functioning, from desire and arousal to orgasm and pain. Psychological factors, such as dysfunctional beliefs about sexuality, play a significant role in the development and perpetuation of sexual dysfunctions (Nobre, Pinto-Gouveia, 2006; Nobre, Pinto-Gouveia, 2008). Additionally, personality traits, particularly those associated with the Dark Triad (Machiavellianism, narcissism, and psychopathy), have been suggested as potential protective factors to sexual problems, probably in interaction with sexual assertiveness and a wider experience in sexual behavior (Pilch, Smolorz, 2019).
Objectives
This study investigates the interplay between sexual dysfunctions, sexual dysfunctional beliefs, and Dark Triad personality traits, and compares the differences and similarities in the two different cultural (Hungarian and Spanish) samples.
Methods
Both samples were collected online by sharing the questionnaires on various platforms. Apart from the demographic and sexuality related background questions (age, sex, gender, sexual orientation, sexual lifestyle, etc.) our set of questionnaires included the Arizona Sexual Experience Scale (ASEX), Sexual Dysfunctional Beliefs Questionnaire (SDBQ, Male and Female Version) and The Short Dark Triad Questionnaire (SD3).
Results
The Hungarian sample consists of 465 participants, the Spanish of 215. However, the processing of the data is still underway, our preliminary results show, that there is a connection between the number of dysfunctional beliefs and occurrence of sexual dysfunctions. Just like Dark Triad traits seem to have negative correlation with dysfunctions.
Conclusions
Our research gives an opportunity to a better understanding of the psychological background of sexual dysfunctions. By taking in consideration the relationship between dysfunctional beliefs and said disorders, professionals can optimize sexual education to aid the prevention of them. Nevertheless, our findings can help the practice of psychotherapy in finding more advanced treatments, thus improving individuals’ overall sexual, and general well-being.
Background: Efgartigimod, a human immunoglobulin G (IgG)1 antibody Fc fragment, blocks the neonatal Fc receptor, decreasing IgG recycling and reducing pathogenic IgG autoantibody levels. ADHERE assessed the efficacy and safety of efgartigimod PH20 subcutaneous (SC; co-formulated with recombinant human hyaluronidase PH20) in chronic inflammatory demyelinating polyneuropathy (CIDP). Methods: ADHERE enrolled participants with CIDP (treatment naive or on standard treatments withdrawn during run-in period) and consisted of open-label Stage A (efgartigimod PH20 SC once weekly [QW]), and randomized (1:1) Stage B (efgartigimod or placebo QW). Primary outcomes were clinical improvement (assessed with aINCAT, I-RODS, or mean grip strength; Stage A) and time to first aINCAT score deterioration (relapse; Stage B). Secondary outcomes included treatment-emergent adverse events (TEAEs) incidence. Results: 322 participants entered Stage A. 214 (66.5%) were considered responders, randomized, and treated in Stage B. Efgartigimod significantly reduced the risk of relapse (HR: 0.394; 95% CI: 0.25–0.61) versus placebo (p=0.000039). Reduced risk of relapse occurred in participants receiving corticosteroids, intravenous or SC immunoglobulin, or no treatment before study entry. Most TEAEs were mild to moderate; 3 deaths occurred, none related to efgartigimod. Conclusions: Participants treated with efgartigimod PH20 SC maintained a clinical response and remained relapse-free longer than those treated with placebo.
Although Glowacki proposed that peace developed from the relatively recent advent of intergroup norms and tolerance for out-group members, we submit that (a) positive intergroup relations developed from a psychology grounded in the regulation of intragroup relations, (b) the “default” intergroup orientation is uncertainty, and (c) positive intergroup relations likely existed early in our evolutionary history.
Overall, children in the UK are at greater risk of living in poverty than other age groups such as pensioners and working-age adults, yet they are not equally exposed to poverty risk. Children in large families, those in single-parent households and those from minority ethnic households are consistently among the most at risk of poverty (Cooper and Hills, 2021; Vizard et al, 2023). That minority ethnic children are over-represented among children in poverty is well cited, and the drivers are often linked to parental labour market outcomes, racial discrimination, different cultural norms among families, as well as the inaccessibility of welfare services for different minority groups (Lister, 2021). Yet, as Lister (2021: 80) argues, the racial patterning of child poverty and the particular vulnerabilities of some children, including refugee and asylum-seeking, children are too often overlooked. This can be extended to other children in migrant families who are not fleeing war and persecution but who are affected by similar challenges, including exclusion from mainstream social security structures which in the UK context is referred to as ‘no recourse to public funds’ (NRPF) restrictions.
Increasingly, research has documented the experiences of destitution and poverty among children and families living in the UK who are restricted from accessing state support due to immigration policies (Dexter et al, 2016; Dickson, 2019; Pinter et al, 2020; Jolly et al, 2022). Immigration policy and legislation make explicit that most migrants and their dependents who come to the UK should be excluded from accessing income-based benefits, including those targeting children in families living on low income, and regardless of need. This is a form of structural inequality which overwhelmingly affects children from minority ethnic households. Some of those experiencing deep, persistent poverty include thousands of children from Black and Asian families who were born in the UK or are themselves British citizens (Woolley, 2019) but whose parents migrated here largely from former British colonies (Pinter et al, 2020). Although there are significant data gaps, analysis shows that migrants are generally at a higher risk of living in poverty than those born in the UK and the gap is greater for children (Hughes and Kenway, 2016; Vizard et al, 2023).
Chapter 2 provides a historical overview of childhoods and children, illustrating how the concept of childhood has developed over time. The discussion focusses on how adults working with children, including applied linguists, need to reflect on the implications of their belief systems and their conceptions of children and childhood. The chapter then elaborates on the most notable conceptions of childhood, including the universal view. It then introduces Childhood Studies, a multidisciplinary approach to studying children from bottom up. The UN Convention on the Rights of the Child (1989) and its proposal that children are rights-bearing citizens and their voices must be heard are introduced, and the discussion addresses how the proposed rights can be realised in practice by schools, communities and individual adult researchers. The main contributions of Childhood Studies over the last three and half decades are summarised to draw attention to some current issues and concerns. Finally, the chapter outlines the main components of the extended framework, which includes possibilities for conducting studies not just ‘on’ and ‘about’ but also ‘with’ and ‘by’ children.
Chapter 7 addresses key global and local (macro and micro) ethical dilemmas when working with children, particularly when they are in active roles. It outlines generic ethical issues relevant to research with under-18s and addresses ethical issues when moving from research ‘on’ and ‘about’ to research ‘with’ and ‘by’ children. As well as addressing the origins and main dilemmas of child-focussed ethics, the chapter evaluates several existing international ethics guidelines for research involving child participants that are potentially relevant for applied linguistics, drawing out challenges, opportunities and tensions. It revisits the key messages of the UN Convention on the Rights of the Child as a point of reference for ethical research practice, addresses the process of securing child consent or assent and discusses good practice when securing permissions from other stakeholders. Ethical issues, specifically when working with multilingual children and families, are covered as well as how ethical guidelines must be sensitive to cultural, social and contextual circumstances, making reference to issues in different contexts, including those in the Global South.
Chapter 4 explores how schools can embrace participatory research with children or child-led research, first exploring the concept of child- or learner-centredness. Child-centred research is linked to child-centred and early childhood education, to participatory research in an emancipatory sense, such as that inspired by Freire (1972, 1974), and rooted in the key articles of the UN Convention on the Rights of the Child (1989) emphasising children’s voice and rights. Child-centredness is also congruous with democratic working patterns and autonomous ways of learning (Little et al., 2017), with autonomy-promoting schools driven by the core principles of self-determination theory (Deci & Ryan, 2021) and alternative inquiry-based pedagogies (Hatch, 2014; Partnership for 21st Century Skills, 2009). Institutions that embrace a child-centred approach to teaching and learning and take student voice and rights and a democratic way of working seriously will accommodate child-led research or research with children more easily and meaningfully. The alternative framework for research with children promoted in this volume is revisited to tease out the main opportunities and challenges associated with it.
Chapter 1 introduces my personal motivation to write this book, outlines where the gap is in the child second language literature and why it would be desirable to complement the currently largely adult-focussed research by incorporating children’s views and perspectives, in particular by encouraging more active roles for children in research. Some basic premises and key terms are outlined.
Chapter 8, the final chapter, summarises the main arguments developed in the book and reiterates the case for promoting the extended framework of working with children in applied linguistics. The chapter discusses the main opportunities and challenges going forward and emphasises that future research with children needs to stay relevant and address children’s future needs and realities. Incorporating the extended framework into applied linguistics research would mean rebalancing the current trend in research and serving communities of children more directly. Future studies where researchers embrace more active roles for children will spark inspired debate and discussion, with the potential to move the field forward.