Macro Briefing: 22 March 2021

* AstraZeneca vaccine: 79% effective in US study, no higher risk of blood clots
* Homeland Security Secretary says US’ border with Mexico is ‘closed’
* Will US suffer another Covid-19 surge? Unclear, say experts
* Canadian Pacific Railway on Sunday to buy Kansas City Southern for $25 billion
* A Fed with no fear of inflation is a risk factor
* US economy on ‘brink’ of complete recovery, says Richmond Fed’s Barkin
* US stimulus package will boost global economy too, analysts predict
* Turkey’s currency crashes after President fires country’s central bank governor
* 10yr/3mo US Treasury yield curve at 1.73 percentage points, a four-year high: