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Autor:
Savka, Andriy
Wavelet transform, based on the theory of Fourier transform, is a powerful tool of frequency analysis, which allows to switch from time domain of time series to its frequency-representation for further study. Wavelet transformation techniques are wid
Autor:
Savka, Andriy
Economic uncertainty and its effect on economic activity has become a popular topic in recent economic literature. Although the impact of economic uncertainty on macroeconomic indicators receives most of the attention, its influence on firm-level dec