Ex-PM, economist,\u00a0Manmohan Singh on Wednesday called Prime Minister Narender Modi's claims of India's robust economy \u201chollow\u201d. Addressing a Congress party convention in Delhi said that, \u201cModi Ji's propaganda of national income going up in last two years has been proven to be hollow.\u201d He slammed Modi's demonetisation scheme saying that it is a disaster. It has hurt the country very badly. Things have gone from bad to worse in past few months, he said.\u00a0According to ANI, Singh said that some say GDP can be as low as 6.3%. We can imagine that what kind of a disaster\u201d (demonetisation is). Speaking to congress workers in Jan Dhan Sammelan Singh said that he had predicted in November that demonetisation will shave two percentage points off India\u2019s GDP. You May Also Like to Watch: Earlier, Rahul Gandhi said \u201cToday they (BJP) have weakened every institution in the country. For the first time in the history, Prime Minister of India is being ridiculed.\u201d \u201cDemonetisation is just an excuse. Modi ji knows that he can\u2019t hide behind Yoga, Skill India, Make in India\u2026He has broken the financial spine of India, said Gandhi. After Gandhi left stage, senior Congress leader P Chidambaram also said that the new economic scheme has has weakened the Indian economy and \u201cinflicted misery\u201d on millions of people. According to ANI reports, Chidambaram said nobody in the world except finance minister Arun Jaitley says that India\u2019s GDP will not be hit due to demonetisation.