Outputs (3)

Trump’s fake news and stock market returns (2024)
Journal Article
Siganos, A. (online). Trump’s fake news and stock market returns. European Journal of Finance, https://doi.org/10.1080/1351847X.2024.2395927

We use a novel database that identifies allegedly Donald Trump’s fake news during his presidency. We find that the number of daily fake news is positively related to contemporaneous US stock market returns. Fake news is typically positively biased in... Read More about Trump’s fake news and stock market returns.

Information leakage prior to market switches and the importance of Nominated Advisers (2024)
Journal Article
Siganos, A., Synapis, A., & Tsalavoutas, I. (online). Information leakage prior to market switches and the importance of Nominated Advisers. British Accounting Review, https://doi.org/10.1016/j.bar.2024.101461

This study tests the information leakage hypothesis prior to the public announcement of firms switching between the Alternative Investment Market (AIM) and the Main Market (MM) in the UK. We find significant abnormal stock returns 60 trading days pri... Read More about Information leakage prior to market switches and the importance of Nominated Advisers.

Firm-level pollution and membership of emission trading schemes (2024)
Journal Article
Adamolekun, G., Adedoyin, F. F., & Siganos, A. (2024). Firm-level pollution and membership of emission trading schemes. Journal of Environmental Management, 351, Article 119970. https://doi.org/10.1016/j.jenvman.2023.119970

Several firms have joined emission trading schemes in response to the call for corporate climate action. Using a comprehensive international data set on corporate membership of emission trading schemes (ETSs), we find that members of the scheme emit... Read More about Firm-level pollution and membership of emission trading schemes.