This study examines episodes of financial stress and develops a financial stress index for the Turkish economy for the 1997–2010 period. We consider various variables that summarize different aspects of financial conditions in the economy to gauge financial stress. We construct the index and...

We test for the existence of bubbles in DeFi-focused cryptocurrencies, seeking to identify key driving forces that distinguish DeFi tokens from conventional cryptocurrencies. Conducting Supremum Augmented Dickey-Fuller, and Hacker-Hatemi-J modified Wald tests, as well as Diebold-Yilmaz return...

We comparatively assess drivers of DeFi token prices, testing the impact and connectedness between Bitcoin (as a cryptocurrency asset-class leader), Ethereum (as a platform for DeFi), and Google Trends (as a signal of investor attention). While we evidence varying causal linkages between Bitcoin...

We test for the existence of volatility spillovers and co-movements among energy-focused corporations during the outbreak of the COVID-19 pandemic, inclusive of the April 2020 events where West Texas Intermediate (WTI) oil future prices became negative. Employing the spillover index approach of...

We test for the existence of volatility spillovers and co-movements among energy-focused corporations during the outbreak of the COVID-19 pandemic, inclusive of the April 2020 events where West Texas Intermediate (WTI) oil future prices became negative. Employing the spillover index approach of...