16 May 2023, “Sexism, Culture and Firm Value: Evidence from the Harvey Weinstein Scandal and the #MeToo Movement”, Management Study Program, Faculty of Economics State University of Jakarta

7 March 2023, “CEO compensation: evidence from the field”, at Management Study Program, Faculty of Economics Universitas Negeri Jakarta

1 September 2022, the title is “Credit Policy as Fiscal Policy: Evaluating the Effects of International Credit Support Programs During COVID-19”, at Management Study Program, Faculty of Economics Universitas Negeri Jakarta

Christian Wolff (University of Luxembourg), June 24, “Non-standard errors”, at Management Study Program Faculty of Economics Universitas Negeri Jakarta (UNJ)

Theo Vermaelen (INSEAD), June 3, “Beating the market with buyback”, at Management Study Program Faculty of Economics Universitas Negeri Jakarta (UNJ).