The RBI on October 21 injected the largest amount of funds into the banking system in three and a half years, indicating that surplus cash with banks is drying up at an accelerated pace. Walmart Inc-backed Flipkart is considering raising $2 billion to $3 billion at a valuation of more than $40 billion to expand its product range in India and challenge rivals. Read more on these in our morning brief of top headlines.

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