Aysan, Ahmet Faruk; Muğaloğlu, Erhan; Polat, Ali Yavuz; … - In: Financial innovation : FIN 9 (2023) 1, pp. 1-24
Using a wavelet coherence approach, this study investigates the relationship between Bitcoin return and Bitcoin … index to observe the direct relationship between a change in sentiment and return. Our results robustly reveal that, before … the pandemic, sentiment had a positive efect on return. Although positive coherence still existed during the pandemic, the …