Analisis Pengaruh Cash Holdings terhadap Kinerja Perusahaan Non-Finansial di Indonesia: Perbandingan Masa Sebelum dan Saat Pandemi COVID-19 = Analysis the Effect of Cash Holdings on Non-Financial Firm Performance in Indonesia: Comparison the Period Before and During COVID-19 Pandemic

Analisis Perbedaan Lama Rawat Inap dan Komplikasi Pasca Pembedahan Hipospadia Sebelum dan Saat Pandemi Covid-19 = Analysis of Differences in Hospital Length of Stay and Complication After Hypospadias Surgery Before and During The Covid-19 Pandemic

Analisis perilaku herding dan volatilitas idiosinkratik di Bursa Efek Indonesia sebelum dan saat terjadi pandemi covid-19 = Analysis of herding behavior and idiosyncratic volatility in Indonesia Stock Exchange before and during covid-19 pandemic.

Studi Perbandingan Ekonomi Sumatera Barat Sebelum Dan Selama Pandemi COVID-19 = Comparative Study Of West Sumatra Economy Before And During The Pandemic COVID-19

Analisis perbandingan kepatuhan pengelolaan limbah padat B3 di rumah sakit pada saat sebelum dan selama pandemi covid-19 di Indonesia tahun 2019-2020 = A comparative analysis of healthcare waste management compliance before and during the covid-19 pandemic in Indonesia from 2019-2020.