2,946 research outputs found

    Pricing kernels, inflation, and the term structure of interest rates

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    We estimate a discrete-time multivariate pricing kernel for the term structure of interest rates, using both yields and inflation rates. This gives a separate estimate of the real kernel and the nominal kernel, taking into account a relatively sophisticated dynamical structure and mutual interaction between the real and nominal side of the economy. Along with obtaining an estimate of the real term structure, we use the estimates to obtain a new perspective on how real and nominal influences interact to produce the observed term structure.Inflation (Finance) ; Interest rates

    Gross loan flows

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    We present a series of stylized facts about gross loan flows and how they vary over time, bank size, and region. We define loan creation as the sum of the change in bank loans at all banks that increased loans since last quarter. Loan destruction is similarly defined as the absolute value of the change in loans at all banks that decreased loans. The gross flow (akin to what the labor literature calls reallocation) is the sum of creation and destruction.Bank loans ; Business cycles

    Time series aggregation, disaggregation and long memory

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    We study the aggregation/disaggregation problem of random parameter AR(1) processes and its relation to the long memory phenomenon. We give a characterization of a subclass of aggregated processes which can be obtained from simpler, "elementary", cases. In particular cases of the mixture densities, the structure (moving average representation) of the aggregated process is investigated

    A single atom detector integrated on an atom chip: fabrication, characterization and application

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    We describe a robust and reliable fluorescence detector for single atoms that is fully integrated into an atom chip. The detector allows spectrally and spatially selective detection of atoms, reaching a single atom detection efficiency of 66%. It consists of a tapered lensed single-mode fiber for precise delivery of excitation light and a multi-mode fiber to collect the fluorescence. The fibers are mounted in lithographically defined holding structures on the atom chip. Neutral 87Rb atoms propagating freely in a magnetic guide are detected and the noise of their fluorescence emission is analyzed. The variance of the photon distribution allows to determine the number of detected photons / atom and from there the atom detection efficiency. The second order intensity correlation function of the fluorescence shows near-perfect photon anti-bunching and signs of damped Rabi-oscillations. With simple improvements one can boost the detection efficiency to > 95%.Comment: 24 pages, 11 figure

    Coherent coupling of two quantum dots embedded in an Aharonov-Bohm ring

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    We define two laterally gated small quantum dots (~ 15 electrons) in an Aharonov-Bohm geometry in which the coupling between the two dots can be broadly changed. For weakly coupled quantum dots we find Aharonov-Bohm oscillations. In an intermediate coupling regime we concentrate on the molecular states of the double dot and extract the magnetic field dependence of the coherent coupling.Comment: 6 pages, 4 figure

    Π Π°Π·Ρ€Π°Π±ΠΎΡ‚ΠΊΠ° систСмы управлСния Ρ‚Π΅ΠΏΠ»ΠΎΠΏΠΎΡ‚Ρ€Π΅Π±Π»Π΅Π½ΠΈΠ΅ΠΌ административного здания

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    Π’ выпускной ΠΊΠ²Π°Π»ΠΈΡ„ΠΈΠΊΠ°Ρ†ΠΈΠΎΠ½Π½ΠΎΠΉ Ρ€Π°Π±ΠΎΡ‚Π΅ рассматриваСтся систСма управлСния Ρ‚Π΅ΠΏΠ»ΠΎΠΏΠΎΡ‚Ρ€Π΅Π±Π»Π΅Π½ΠΈΠ΅ΠΌ административного здания Π² Π³. ВомскС ΠΏΠΎ адрСсу ΡƒΠ». ΠŸΡ€Π΅Π΄Π²ΠΎΠΊΠ·Π°Π»ΡŒΠ½Π°Ρ 49/3. Богласно Ρ„Π΅Π΄Π΅Ρ€Π°Π»ΡŒΠ½ΠΎΠΌΡƒ Π·Π°ΠΊΠΎΠ½Ρƒ β„–263-Π€Π— ΠΎ энСргосбСрСТСниСм, Π±Ρ‹Π» создан ΠΏΡ€ΠΎΠ΅ΠΊΡ‚ ΠΏΠΎ Π²Π½Π΅Π΄Ρ€Π΅Π½ΠΈΡŽ систСмы диспСтчСрСзации ΠΈ Π°Π²Ρ‚ΠΎΠΌΠ°Ρ‚ΠΈΠ·Π°Ρ†ΠΈΠΈ Ρ‚Π΅ΠΏΠ»ΠΎΠ²ΠΎΠ³ΠΎ ΡƒΠ·Π»Π°. ΠŸΡ€ΠΈ Ρ€Π°Π·Ρ€Π°Π±ΠΎΡ‚ΠΊΠ΅ ΠΏΡ€ΠΎΠ΅ΠΊΡ‚Π° Π±Ρ‹Π» ΠΏΡ€ΠΎΠΈΠ·Π²Π΅Π΄Π΅Π½ Π²Ρ‹Π±ΠΎΡ€ оборудования ΠΈ рассчитаны гидравличСскиС ΠΏΠΎΡ‚Π΅Ρ€ΠΈ, ΡΠΎΡ†ΠΈΠ°Π»ΡŒΠ½Π°Ρ ΠΎΡ‚Π²Π΅Ρ‚ΡΡ‚Π²Π΅Π½Π½ΠΎΡΡ‚ΡŒ ΠΈ экономичСский эффСкт внСдрСния Π΄Π°Π½Π½ΠΎΠΉ систСмы.Final qualifying work contains a review of a system that manages the heat consumption in the administrative building in Tomsk, Predvokzalnaya street 49/3. According to the federal law #263 about energy-saving, one of the projects was developed to implement a dispatch and automation system for the heat node. During the development of the project the equipment was selected, the hydraulic losses were calculated same as the social responsibility and economic effect of the introduction of this system
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