Results 101 to 110 of about 23,267,637 (274)

Social Norms and Choice: A Weak Folk Theorem for Repeated Matching Games [PDF]

open access: yes
A folk theorem for repeated matching games is established that holds if the stage game is not a pure coordination game. It holds independent of population size and for all matching rules-including rules that depend on players choices or the history of ...
Hasker, Kevin
core  

The Malgrange-Ehrenpreis Theorem [PDF]

open access: yes, 2012
This paper collect of some proofs of the Malgrange-Ehrenpreis Theorem, which asserts the existence of fundamental solutions of linear partial differential operator with constant coefficients.Ribera Puchades, JM. (2011).
Ribera Puchades, Juan Miguel
core  

Catalan Bounds for Symmetric Strength‐Two Orthogonal Arrays

open access: yesJournal of Combinatorial Designs, EarlyView.
ABSTRACT A Hamming shell construction is a two‐level array obtained by taking every binary vector of a given Hamming weight a prescribed number of times, for each weight in turn. Such arrays are invariant under all permutations of the factors, and they are strength‐two orthogonal arrays exactly when the multiplicities satisfy three linear constraints ...
Ruwan C. Karunanayaka
wiley   +1 more source

Do Endowments Predict the Location of Production? Evidence from National and International Data [PDF]

open access: yes
Examining the relationship between factor endowments and production patterns using international and Japanese regional data, we provide the first empirical confirmation of Ethier's correlation approach to the Rybczynski theorem.
David E. Weinstein, Jeffrey R. Bernstein
core  

Generalizations of Kochen and Specker's Theorem and the Effectiveness of Gleason's Theorem [PDF]

open access: yes, 2003
Kochen and Specker's theorem can be seen as a consequence of Gleason's theorem and logical compactness. Similar compactness arguments lead to stronger results about finite sets of rays in Hilbert space, which we also prove by a direct construction ...
Itamar Pitowsky   +3 more
core  

Harnessing Optical Limiting in Saturable Absorbers for Reconfigurable Spectral Engineering of Ultrafast Fiber Lasers

open access: yesLaser &Photonics Reviews, EarlyView.
Optical limiting in a nanomaterial‐polymer saturable absorber is harnessed as a functional intracavity degree of freedom, where pump‐controlled photothermal loss continuously reshapes the gain spectrum of rare‐earth ions, enabling non‐mechanical spectral engineering in an ultrafast fiber laser.
Maolin Dai   +4 more
wiley   +1 more source

Enforcing International Trade Agreements with Imperfect Private Monitoring: Private Trigger Strategies and the Possible Role of the WTO [PDF]

open access: yes
International trade disputes often involve the WTO as a third party that generates impartial opinions on potential violations when countries receive imperfect and private signals of violations.
Park, Jee-Hyeong
core  

Calibration‐Free Single‐Frame Super‐Resolution Fluorescence Microscopy

open access: yesLaser &Photonics Reviews, EarlyView.
A deep learning framework reconstructs super‐resolved fluorescence images from a single dense camera frame, without any prior calibration or knowledge of the microscope. Trained solely on synthetic data, it generalizes across imaging setups and conditions.
Anežka Dostálová   +3 more
wiley   +1 more source

Compact Single‐Shot Incoherent Edge Detection With a Polarization‐Multiplexed Metalens

open access: yesLaser &Photonics Reviews, EarlyView.
A polarization‐sensitive metalens enables single‐shot incoherent edge detection by generating two polarization‐dependent images and digitally subtracting them to realize a high‐pass optical transfer function. ABSTRACT Edge detection under incoherent illumination is highly desirable for compact vision systems but remains challenging due to the lack of ...
Weiyan Li   +17 more
wiley   +1 more source

International trade, hedging and the demand for forward contracts [PDF]

open access: yes
There is a huge literature on the effects of uncertainty on trade levels. One very strong result of that literature is that uncertainty should not matter, as long as well developed forward markets exist. The empirical implications of this result, however,
Eisenschmidt, Jens, Wälde, Klaus
core  

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