نتایج جستجو برای: طبقهبندی jel e23
تعداد نتایج: 27743 فیلتر نتایج به سال:
We explore the asset pricing implications of an investment-based model that features a stochastic technology frontier and costly technology adoption. Firms adopt the latest technology embodied in new capital to reach a stochastic technology frontier, but this decision entails an adoption cost. The model predicts that old capital firms are more risky and hence offer a higher returns than young c...
Although FDI is widely believed to have a positive effect on economic growth, the exact mechanism of how FDI impacts upon the development process of the newly industrialising economies is far from being well understood. This paper presents and tests two propositions on the role of FDI in economic growth from a newly industrialising economy’s perspective. First, FDI is a mover of production effi...
By means of so-called virtual or shadow prices, short-run factor demands, short-run marginal costs, etc. can be derived from any long-run cost function. The traditional approach (short-run/restricted/conditional/variable cost functions) is criticized, and it is also shown that technological change, scale e!ects, etc. can be added to any cost function by means of disembodied factor-augmenting e$...
The article examines the spillover effect of transition to renewable energy on different financial markets: specifically, stock market. research paper analyzes prices and dynamics oil-related assets funds, as well reviews literature topic in order evaluate most important factors development these industries. utilizes methods correlation analysis, analysis variance, regression standards deviatio...
We study supply and demand shocks in a disaggregated model with multiple sectors, factors, input-output linkages, downward nominal wage rigidities, credit-constraints, zero lower bound. use the to understand how COVID-19 crisis, an omnibus shock, affects output, unemployment, inflation, leads coexistence of tight slack labor markets. show that negative sectoral are stagflationary, whereas defla...
At the onset of Drosophila metamorphosis, the steroid hormone 20-OH ecdysone directly induces a small number of early puffs in the polytene chromosomes of the larval salivary gland. Proteins encoded by the early genes corresponding to these transcriptional puffs then regulate the activity of both the early puffs themselves and a much larger set of late puffs. Three of these early genes encode t...
The goal of this study was to characterize the transcriptome of primary bovine mammalian epithelial cells (pBMECs) and to identify candidate genes for response and resistance to Staphylococcus aureus (strain S108), Escherichia coli (strain E23), and Klebsiella pneumoniae (strain K96) infection. Using Solexa sequencing, approximately 4.9 million total sequence tags were obtained from each of the...
سرمایه گذاری یکی از عوامل مهم توسعۀ اقتصادی است . عوامل متعددی از قبیل متغیرهای پولی و مالی، سیاسی و ساختاری بر فرایند پس انداز و سرمایه گذاری در هر کشور تأثیر دارند. بازارهای مالی نیز به نوبۀ خود نقش تعیین کننده ای در دستیابی به سطح سرمایه گذاری بالاتر و در نتیجه رشد و توسعۀ اقتصادی ایفا می کنند. در این مقاله، به بررسی اثر تغییر نرخ سود سپرده های بانکی به عنوان یکی از متغیرهای اصلی بازارهای ما...
The present paper thoroughly explores second-best efficient allocations in an adverse selection insurance economy. We start from a natural extension of the classical model, assuming less than perfect risk perceptions. We propose first and second welfare theorems, by means of which we describe efficiencyenhancing policies. Notions of weak and strong adverse selection are promising for interpreti...
We compared primary and secondary structures of V4 (helices E23-2 to E23-5) and V7 (helix 43) regions of 18S rRNAs in insects and the other three major arthropod groups (crustaceans, myriapods, and chelicerates) known so far. We found that the lengths of primary sequences and the shapes of secondary structures of these two hypervariable regions of insect 18S rRNA even at infraclass levels are p...
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