Portfolio diversification (PD) is attracting increasing attention, as it is becoming more difficult
to optimize portfolios due to growing financial markets integration. To highlight the evolution …

The paper examines the return and volatility transmission between NFTs, Defi assets, and
other assets (oil, gold, Bitcoin, and S&P 500) using the TVP-VAR framework. The results …

The ongoing COVID-19 pandemic has shaken the global financial system and caused great
turmoil. Facing unprecedented risks in the markets, people have increasing needs to find a …

In this paper, we show evidence of a dramatic change in the structure and time-varying
patterns of return connectedness across various assets (gold, crude oil, world equities …

This study examines the role of gold as a hedge or safe-haven asset in different phases of
the COVID-19 pandemic crisis, corresponding to the timing of fiscal and monetary stimuli to …

Utilizing the WHO COVID-19 pandemic statement, we test Bitcoin and Ethereum as safe-
havens for stocks. We find that the two largest cryptocurrencies are suitable as short-term …

With many studies highlighting the heterogeneous impact of the COVID-19 pandemic on
different commodity markets, this study provides evidence of quantile connectedness …

The COVID-19 pandemic has caused an unprecedented human and health crisis. The
measures taken to contain the damage caused a global economic slowdown. Investors face …

The Covid-19 crisis has been spread rapidly throughout the world so far. However, how
deep and long the turbulence would depend on the success of solutions taken to deter the …

The cryptocurrency markets are perceived as being dominated by Bitcoin leading the overall
system dynamics. Although the previous empirical evidence points towards strong …