LUMBANTOBING, R.; SUSANTO SALIM. Does the Leverage Ratio Mediate the Effect of Liquidity Ratios, Profitability Ratios, and Activity Ratios on Stock Prices? (Empirical Study of Food and Beverage Sub-Sector Companies Listed on the Indonesia Stock Exchange for the Period of 2015-2019). Enrichment : Journal of Management, v. 11, n. 2, p. 535-543, 1 Jun. 2021.