Economists, RBI devise models to better track India's GDP

New Delhi

FROM rural motorbike sales to rail freight, economists and even the central bank are devising their own ways to measure Indian growth. Their verdict? It's a good deal weaker than official data showing India to be the world's most dynamic big economy.

Doubts about the accuracy of India's gross domestic product (GDP) figures persist a year after its statisticians unveiled new readings they say better capture value addition down the goods and services supply chain.