15 September 2020: Vaccine Hopes | Tourism Holdings Upgrade Global markets were mostly higher overnight (S&P 500 Index +1.3%), as US stocks rose on signs of progress in developing a covid-19 vaccine and as a spurt of multi billion-dollar deals lifted investor optimism. Gains were broad-based, with all of the S&P 500 sectors ending in positive territory with real estate and technology leading gains as tech stocks rebounded from the recent sell-off. As we touched on yesterday, drugmaker AstraZeneca has resumed its British clinical trials of its covid-19 vaccine, one of the most advanced in development. Pfizer Inc shares also rose +2.6% after the drug maker and German biotech firm BioNTech proposed to expand their Phase 3 pivotal covid-19 vaccine trial and overnight said they anticipate to deploy a covid-19 vaccine to the public before the year-end. Nvidia Corp jumped +5.8% and was among the biggest boosts for the S&P 500 and Nasdaq follo...