درخت حوزه‌های تخصصی

The main goal of this research is studying the causative & effect of deficit budget, money offering and inflation rate in Iran during 1360-1390. The results in long time indicates that the bulk of money has had positive effect & meaning on inflation rate during that time and alteration of budget deficit of the government has also positive effect on inflation but by meaningless impress, in other words this alteration has no independent impress from other alterations and specially form the bulk of money on inflation. Also on the basis of the results of Grenjer causative test, there is a direct relationship or indirect among all the alterations in the model. In regard with the results, money offering is one impressive alteration on inflation and continued increasing in offering the money leads to increasing of inflation. In other hand there is a causative relationship between budget deficit and inflation. Increasing the inflation causes increasing the expenditures and decreasing the revenues therefore by considering that high percentage of budget deficit in Iran to be supplied by central bank that has expansible effect on the total demand & price levels. It is necessary that budget deficit to be supplied from other ways except receiving the loan from bank system such as getting loan from people and selling governmental valuable papers.

Purpose: Academic procrastination detrimentally affects students' other academic performances. Consequently, this study aimed to compare the effectiveness of instructional mental imagery and tolerance of ambiguity training on students' academic procrastination. Methodology: This quasi-experimental research involved two experimental groups and one control group, with a pre-test, post-test, and two-month follow-up design. The study population consisted of all female twelfth-grade students in both public and private schools in Bojnurd during the 2023-2024 academic year. The sample included 45 students selected through purposive sampling and randomly assigned into three equal groups (each group containing 15 students). The first experimental group underwent twelve 90-minute sessions of instructional mental imagery training, and the second experimental group received nine 90-minute sessions of tolerance of ambiguity training based on the cognitive-behavioral approach, while the control group received no training. Data were collected using the Solomon and Rothblum (1984) Academic Procrastination Questionnaire and analyzed using repeated measures ANOVA and Bonferroni post-hoc test in SPSS-25. Findings: The findings indicated significant differences between groups in terms of reducing students' academic procrastination. Both the instructional mental imagery and tolerance of ambiguity training methods significantly reduced academic procrastination in the post-test and follow-up stages compared to the control group (P<0.05). Moreover, there was no significant difference between the instructional mental imagery and tolerance of ambiguity training methods in reducing students' academic procrastination (P>0.05). Conclusion: Given the effectiveness of both instructional mental imagery and tolerance of ambiguity training methods in reducing students' academic procrastination, school counselors and psychologists can utilize these methods alongside other educational approaches to reduce academic procrastination.

Aim: The present study was conducted with the aim of investigating the relationship between the uses of harmful smartphones and externalizing problems with the mediating role of self-control in a sample of self-harming teenagers. Methods: The research method was descriptive-correlation type. The statistical population of the study included all teenage boys and girls of Yazd city were between July and October in 2022-23 in Yazd, Iran. Researchers selected clinics based on convenience methods and randomly selected self-harming teenagers. The data collection tool were Cell Phone Addiction Scale (CAC), Self-control Questionnaire (CSQ), and Child Behavior Checklist (CBC). Results: The results showed that the use of harmful smartphones had a direct and significant effect on aggressive behavior among self-harming teenagers (β=0.387, P=0.001). Similarly, the use of harmful smartphones had a direct and significant effect on the law-breaking behavior among self-harming teenagers (β=0.297; P=0.022). Also, self-control had a negative and significant effect on aggressive behavior (β=-0.54; P<0.01). In addition, self-control had a negative and significant effect on law-breaking behavior (β=-0.497; P<0.01). In the end, the results of the research showed that self-control had a negative and significant mediating role in the relationship between the use of harmful smartphones and externalizing problems in self-harming teenagers. Conclusion: Findings from this research indicate that teenagers who demonstrate good self-control may experience fewer behavioral difficulties and have a reduced tendency to harm themselves, regardless of their harmful smartphone usage. Findings have emphasized that greater attention should be given to assisting teenagers in developing their self-control capabilities.