<ul data-eligibleForWebStory="true">Speculation arose about the Indian government implementing a merchant discount rate (MDR) on UPI transactions for players like Paytm and MobiKwik.The Finance Ministry denied these reports, causing a significant stock drop for Paytm and MobiKwik.Paytm's and MobiKwik's strategies heavily relied on the expectation of MDR coming into effect.The absence of MDR poses a profitability challenge for payments apps, leading to stock market concerns and revenue pressure.Fintech companies may need to innovate revenue streams beyond traditional financial products due to the elimination of MDR fees.Apps are exploring various monetization avenues like premium cross-border transfers, commerce-focused ecosystems, and subscription models.The UPI market continues to expand rapidly in terms of transactions and user base, reshaping revenue generation models for startups.Paytm is refocusing on being a payments app rather than a super app, facing competition from PhonePe and Google Pay in the evolving market landscape.Swiggy's potential inclusion in the MSCI India Standard Index could impact stock prices, with anticipated inflows and market dynamics.Recent market updates include IPO filings by Pine Labs, PhonePe selling stakes, and ArisInfra's upcoming listing.