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Investment in the Indian capital markets through participatory notes slightly declined to Rs 1.43 lakh crore in January-end over the preceding month amid cautious stance adopted the foreign investors owing to high valuation. Overall, the investment through the route saw an upward trend in the last one year with the investment rising from Rs 91,469 crore in January 2023 to Rs 1,49,447 crore in December 2023.