India, Sept. 5 -- Chief economic advisor V Anantha Nageswaran has warned that the additional 25 per cent tariff imposed by US President Donald Trump on Indian exports will make business conditions "extremely challenging" and weigh on economic growth in the coming quarters.

Nageswaran told The Indian Express that the ripple effects of the tariff hike will be felt particularly in the second and third quarters of the current financial year. Nageswaran, however, expressed confidence that the tariff measure would be shortlived.

"You can do your calculations, but unfortunately you have to make multiple assumptions about second- and third-round effects on uncertainty, capital formation, and employment. I think there will be an impact on GDP gr...