Nanosilica is nano-sized silica which is around 1-100 nm and has a function to increase the compressive strength of concrete. Nanosilica can be produced by extraction process from fly ash waste. The materials used in this study were fly ash, Hydrochloric acid (HCl) solution, Sodium Hydroxide (NaOH) solution, and distilled water. This study used variations in drying time for 12, 15, and 18 hours…
This study aims to determine the effect of financial distress, profit management, management ability, and political connections on tax aggressiveness on manufacturing companies listed on the Indonesia Stock Exchange (IDX) for the period 2016 to 2021. The research method used is descriptive quantitative, the type of data used used, namely secondary data in the form of documentation and literatur…