Foreign investors who put their money into India’s stock market and held on to their portfolios through the financial ups and downs of the last decade have made virtually no gains, thanks to a falling rupee. The market, however, touched new highs in this period.
The returns for foreign investors are adjusted for currency. A falling rupee erodes the gains of such investors. The rupee was under 40 against the dollar in January 2008. It closed at 68.53 on Friday, a depreciation of about 70 per cent in 10 years. Since the start of 2018, the rupee is down about

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