Ashwini Agarwal says he cannot get himself to agree that the PSU valuations have become quite eye-popping and leave no room for further upside. But bubbles have their own mind and bubbles can get a lot bigger before they burst. So, there may be a lot of upside. Ashwini Agarwal says he cannot get himself to agree that the PSU valuations have become quite eye-popping and leave no room for further upside. But bubbles have their own mind and bubbles can get a lot bigger before they burst. So, there may be a lot of upside. Economic Times