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OBJECTIVE Of many instruments developed to assess Internet addiction, the Internet Addiction Test (IAT), an expanded version of the Internet Addiction Diagnostic Questionnaire (IADQ), has been the most widely used scale in English and non-English speaking populations. In this study, our aim was to investigate the psychometric properties of short and(More)
This paper examines the properties of independent-private-value all-pay and winner-pay auctions when there are multiple units sold. We study bidding behavior, efficiency and revenue in a set of nine experimental sessions, each with six bidders. All-pay auctions were played in six of the sessions, three sessions with four units and three sessions with two(More)
INTRODUCTION The aim of this research was to adapt the Dream Reflective Awareness Questionnaire (DRAQ) to Turkish and to examine its psychometric properties. METHODS In total, 378 college students participated in the study. The average age of the participants was 20.4 years; 56% of participants were women and 44% were men. After the scale linguistic(More)
We aimed to assess the prevalence of social-emotional problems of Turkish children in early childhood and to understand their association with various bio-psycho-social risk factors, in order to establish guidelines in planning training programs for parents and professionals. Data from a representative sample of 1507 boys (54.3%) and 1268 girls (45.7%) aged(More)
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