Previous studies examining the relationship between response rate and reinforcement rate on variable-interval schedules (the variable-interval response function) have confounded elapsed session time with within-session changes in food density. The present experiments attempted to manipulate these factors independently and thus isolate their effects on responding. In Experiment 1, 7 rats pressed...

30 Acknowledgements We thank Pak K. Chan, Martine Schlag and Jason Zien for past research discussions, for the use of the LASO interface written by Martine Schlag, and for the use of their KP and SB codes. Ken D. Boese supplied the 3-Opt optimization code. Lars Hagen and Jen-Hsin Huang developed the ideas behind the partitioning-speciic net model. The anonymous reviewers provided many comments ...

Thyroid dysfunction is one of the most commonly encountered endocrine abnormalities. The screening of thyroid dysfunction is recommended in Nepal with its high risk population. Many factors are responsible for exacerbating the thyroid dysfunction in the context of Nepal. Therefore, this study was designed to assess the prevalence of thyroid dysfunction in Dhulikhel Hospital-Kathmandu University...

Penelitian ini bertujuan untuk menganalisis secara mendalam mengenai keabsahan dari verifikasi harga jual beli tanah oleh pemerintah daerah, dimana daerah membuat suatu atas yang menyimpangi ketentuan Undang-Undang Nomor 28 Tahun 2009 tentang Pajak Daerah dan Retribusi Daerah, antara lain kewenangan diberikan undang-undang bagi serta dampak tersebut terhadap berbagai hal. Hal kemudian cukup men...

Sistem pemasaran Pre Project Selling digunakan oleh pengembang untuk menjual unit rumah sebelum bangunan fisik dibangun dengan menggunakan PPJB sebagai perjanjian pendahuluan yang mengikat pihak dan pembeli. Pelaksanaan jual beli atas dasar ini dapat menimbulkan permasalahan, yaitu apabila pengembang, penandatanganan AJB dinyatakan pailit Pengadilan aset telah dibayar lunas pembeli terancam dil...

Tujuan dari penelitian ini adalah untuk mengetahui dan menganalisis mekanisme penyaluran kredit upaya penyelamatan penyelesaian hukum macet atas pemberian modal usaha mikro kecil menengah yang disalurkan oleh PT Permodalan Nasional Madani Mekaar Seririt. Jenis digunakan empiris dengan sifat deskriptif. Penelitian dilakukan di Cabang Seririt, Area Buleleng 2 pengumpulan datanya teknik studi doku...

Ata-Kuh forest, a preserved area within Hyrcanian relict forests, with an area of 700 ha is located in north of Iran. Based on floristic studies from 2011 through 2012, 194 vascular plant species were identified belonging to 143 genera and 66 families. Among our samples, 24 taxa were endemic to Hyrcanian area. The largest families in the area were Rosaceae (10.3 %), Poaceae (9.7 %), Asteraceae ...

There is an increasing interest in life-course epidemiology (Ben-Shlomo 2007; Ben-Shlomo and Kuh 2002), with the quantification of the effects of exposures over long periods of time. For example, several papers recently have examined the effects of socioeconomic position at different stages of life, and changes in that exposure between these stages, on outcomes including risk of stroke and resp...