To me, I think you are objecting to capitalism more than democracy. That certainly chases labor arbitrage however I do think its a poor mischaracterization to

To me, I think you are objecting to capitalism more than democracy. That certainly chases labor arbitrage however I do think its a poor mischaracterization to attribute labor arbitrage to slavery. That doesn't mean arbitrarily small amounts of compensation don't effectively become slavery, but instead that pareto optimality is not the only way to prevent slavery.