12 research outputs found

    The Structural Behavior of Composite Beams With Prefabricated Reinforced Concrete Plate (Connection with Bolt) In Negative Moment Zone

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    Composite beam are made up by R.C shell and structural steel, and bolts are used forshear connector. Additionally several plates are placed on the bottom face of composite beamfor each test. Therefore composite behaviour, comparison of experimental and numericalresults, shell detachment, the impact of several displacement and shapes of bolts and plates tothe structural behaviour, the crack formation are investigated.300X80X12 cm R.C shell and 300 cm HEB 120 are joined by the help of bolts andplates, and samples are tested. These samples are 3 sets (total of 6 quantities) are made ofcomposite beams.Simple span beams are set for easily rotatable at the supports. At the middle of thespan P point load is applied. Ultimate load of bearing capacity is determined when the minorcrack is occurred.Load - deformation, load - extension, moment - curvature diagrams are drawn and comparisons are made at the end of the tests. Eventually compatibility of plastic calculation method, the impact of situation of uprising shell to the bearing capacity, using of plate reducethe deformation and increase the crack load are investigated and bolts as a well shear connector is proved

    Unintended Consequences of Unemployment Insurance Benefits: The Role of Banks

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    We use disaggregated U.S. data and a border discontinuity design to show that more generous unemployment insurance (UI) policies lower bank deposits. We test several channels that could explain this decline and find evidence consistent with households lowering their precautionary savings. Since deposits are the largest and most stable source of funding for banks, the decrease in deposits affects bank lending. Banks that raise deposits in states with generous UI policies squeeze their small business lending. Furthermore, counties that are served by these banks experience a higher unemployment rate and lower wage growth.</ns3:p

    Unintended Consequences of Unemployment Insurance Benefits: The Role of Banks

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    We use disaggregated U.S. data and a border discontinuity design to show that more generous unemployment insurance (UI) policies lower bank deposits. We test several channels that could explain this decline and find evidence consistent with households lowering their deposit holdings due to reduced precautionary savings. Since deposits are the largest and most stable source of funding for banks, the decrease in deposits affects bank lending. Banks that raise deposits in states with generous UI policies reduce their loan supply to small businesses. Furthermore, counties that are served by these banks experience a higher unemployment rate and lower wage growth

    Degerli, Ahmet

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    Kamu Borc Stoku Surdurulebilirligi ve Euro Bolgesi Borc Krizi

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    [TR] Euro bolgesi cevre ulkelerinde baslayan borc sorununun, 2011 yili Temmuz ayi itibariyla faiz oranlarindaki belirgin artis neticesinde kisa vadede borc cevirme sorunu olmayan Italya’da ve goreli olarak olumlu bir mali performansa sahip Ispanya’da daha cok hissedilmeye baslamasi bircok cevrede kaygi uyandirmistir. Avrupa Merkez Bankasi’ni (AMB) parasal sikilastirma icerisindeyken tahvil alimina iten sebepler ne olabilir? Mali performansi iyi durumda olmasina ragmen yatirimcilari Ispanya hakkinda endiselendiren sey nedir? Muhtemel ortak tahvil ihracinin borc krizi uzerine etkileri ne olabilir? Bu notta bu sorulara cevap bulmak amaciyla kisa ve orta vadede ortaya konan cozumlerin altinda yatan sebepler irdelenmekte, uzun vadede ise Euro bolgesini ortak para birimi kullanmasi sebebiyle bekleyen sorunlar kisaca degerlendirilmektedir. [EN] Following the marked increase in interest rates, spreading of Eurozone debt crisis, which initially started in the peripheral countries, across Italy, with no short-term debt roll-over problem, and Spain, with sound fiscal figures, has stirred up anxiety in various mediums. What is the rationale for European Central Bank to intervene and buy bonds of these countries in the midst of a monetary tightening? What makes market participants worry about Spain, which has sound debt and fiscal figures? What might be the consequences of a possible joint bond issuance upon the debt crisis? This note aims to answer these questions by scrutinizing the reasoning behind the short and medium term measures taken by European authorities and underlying long term problems related to using single currency.

    Unintended consequences of unemployment insurance benefits: The role of banks

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    We use disaggregated U.S. data and a border discontinuity design to show that more generous unemployment insurance (UI) policies lower bank deposits. We test several channels that could explain this decline and find evidence consistent with households lowering their precautionary savings. Since deposits are the largest and most stable source of funding for banks, the decrease in deposits affects bank lending. Banks that raise deposits in states with generous UI policies squeeze their small business lending. Furthermore, counties that are served by these banks experience a higher unemployment rate and lower wage growth

    Recovering Risk-Neutral Densities from Exchange Rate Options: Evidence in Turkey (Kur Opsiyonlarindan Riske Duyarsiz Yogunluk Fonksiyonu Cikarimi: Turkiye Ornegi)

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    This paper uses over-the-counter currency options data to investigate market expectations on Turkish Lira-U.S. Dollar exchange rate. We extract option implied density functions to examine the evolution of market sentiment over the possible values of future exhange rates. Uncertainty is well measured by option-implied probabilities. Estimated densities for selected days point out an increase in uncertainty in foreign exchange market during financial turbulence periods. We make inferences about the effectiveness of policy measures and see how the market perception changed throughout the crisis. We uncover the effectiveness of policy measures by observing shrinking densities and confidence bands.Options, Risk neutral density, Market expectations

    Paclitaxel plus Doxorubicin Chemotherapy as Second-Line Therapy in Patients with Advanced Urothelial Carcinoma Pretreated with Platinum plus Gemcitabine Chemotherapy

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    Background: We retrospectively evaluated the efficacy and toxicity of paclitaxel plus doxorubicin as a second-line treatment in patients with urothelial carcinoma, who had not responded to a prior platinum plus gemcitabine combination. Patients and Methods: All patients received intravenous infusions of paclitaxel (175 mg/m(2)/h) and doxorubicin (50 mg/m(2)/30 min) on day 1. Chemotherapy courses were repeated every 21 days. Results: The median follow-up duration was 13.5 months (range 2.8-22.4 months). Complete and partial responses were observed in 2 (5.6%) and 10 (27.8%) patients, respectively. Median overall survival was 8.9 months (95% confidence interval (CI): 6.2-11.6). Median time to progression was 3.8 months (95% CI: 2.7-4.8). The most common hematologic toxicities were neutropenia (n = 21, 58.3%), thrombocytopenia (n = 10, 27.8%), and anemia (n = 9, 25%). The most common non-hematologic toxicities consisted of fatigue (n = 15, 41.7%), nausea/vomiting (n = 13, 36.1%), peripheral neuropathy (n = 11, 30.6%), and mucositis (n = 6, 16.7%). Dose reductions by 25-35% were performed in 6 (16.7%) patients because of grade 3/4 toxicity. Anthracycline-related heart failure did not occur. Conclusion: 3-weekly courses of cyclic paclitaxel plus doxorubicin were found to be effective and tolerable in patients with urothelial carcinoma, who had not responded to prior platinum- and gemcitabine-based chemotherapy
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