If 'innovation' were a person, he or she would have looked like David Bowie, says Bhaskar Chakravorti. Image: David Bowie performs during the Fashion Rocks concert at New York City's Radio......
Indian-origin Ashok Varadhan has been appointed co-head of the Goldman Sachs' securities division, the largest and most profitable of the global investment bank's four units.Varadhan, 41, is......