• Merck average return on assets for 2023 was 4.91, a 66.25% increase from 2022.
• Merck average return on assets for 2022 was 14.55, a 64.22% decline from 2021.
• Merck average return on assets for 2021 was 8.86, a 21.87% increase from 2020.

Roa - return on assets can be defined as an indicator of how profitable a company is relative to its total assets. Calculated by dividing a company's operating earnings by its total assets.