In this paper, we propose a simple nonparametric test for testing the null hypothesis of constant coefficients against nonparametric smooth coefficients in a semiparametric varying coefficient model ...
SANTA ROSA, Calif.--(BUSINESS WIRE)--Keysight Technologies, Inc. (NYSE: KEYS), a leading technology company that delivers advanced design and validation solutions to help accelerate innovation to ...
We propose two nonparametric tests for the null of no event-induced shifts in the location parameter of the distribution of cross-sectionally dependent stock returns and develop their distributional ...
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