Those are sufficient excuses that prevent countries from signing free trade deals with other nations: we don't trust the health of your political system to sign a free trade deal with your nation.
In a world without an electoral college, I’m not sure you can say this.
Almost every state is winner take all in electoral votes.
I suspect there are a lot of discouraged voters who don’t vote, because they live in states where their opinion is overrun by the political slant of the state’s majority.
In a direct popular vote, their vote counts a lot more.