My mother died of lung cancer last year. I felt helpless. As an economist, I thought, 'What can I do?'

My mother died of lung cancer last year. I felt helpless. As an economist, I thought, 'What can I do?'

我母亲去年死于肺癌。我感到很无助。作为一名经济学家，我想，‘我能做什么?’

-- Andrew Lo 罗德城