The stock market is up over 40% from the March 23 bottom. This spectacular 50-day rise bookends the 33% market drop from mid-February to the March bottom. Overall, the S&P 500 moved by more than 70% in a little over three months, leaving many investors bewildered. But recent market action implies that most traders are expecting conditions to improve from here. Stimulus measures, reopening the economy, and hopes for a virus vaccine or treatment are all part of the recovery scenario. In this week’s commentary, we look at what is driving the case for both bears and bulls. We also…