The problem is that when these models fail to answer causal questions they do not answer anything at all and provide a false sense of reality of nowadays problems in financial markets. (globaleducationmagazine.com)
I wouldn't waste my time answering him anything else than the fact he talks $ hit. (justarsenal.com)
I'm very happy to say I don't not know it all whereas you seem to need to provide an ultimate answer without actually answering anything. (religion.blogs.cnn.com)