Asset manager cites impact of tariffs on US, global economies.
Negotiation potential has been boosted by tariffs, Trump says.
It's the worst rout for the market in five years.
'Unprecedented brand damage' weakens earnings estimate.
Dip-buying frenzy comes even as broader pessimistic sentiment persists among individual investors.
With global trade upended, demand may crumble for some materials.
Traders have been rushing to get gold, silver into US for months.
Legislation will be debated in the coming months.
Prices are set to surge as tariffs hit major exporter to US.
In initial after-hours trading, US stocks futures plunged more than 3% and oil slumped.
