3 papers
econ.TH2025
Business Cycles explained by Instability
Galiya Klinkova, Michael Grabinski
Business cycles (a periodic change of e.g. GDP over five to ten years) exist, but a proper explanation for it is still lacking. Here we extend the well-known NAIRU (non-acceleratin…
q-fin.ST2024
A new measure of risk using Fourier analysis
Michael Grabinski, Galiya Klinkova
We use Fourier analysis to access risk in financial products. With it we analyze price changes of e.g. stocks. Via Fourier analysis we scrutinize quantitatively whether the frequen…
stat.ME2024
Statistical significance revisited
Maike Tormählen, Galiya Klinkova, Michael Grabinski
Statistical significance measures the reliability of a result obtained from a random experiment. We investigate the number of repetitions needed for a statistical result to have a…