Roads, bridges and schools were built before national governments began passively levying taxes on income. this is a 100 year old concept.
Taxes on capital gains are a 70 year old concept.
Just recognize the amorality of it. It can only be billed as a "duty" for "roads and schools" when pandering to the lower classes who have no choice in the matter, while recognizing those classes have the numbers to get you in office. But "taxes" are not an absolute on the concept of how a government can fund itself. Governments have to balance the consequences of how they attempt to raise revenues, by being competitive amongst other countries, as their ecosystems primarily rely on attracting or incentivizing investment.
Taxes on capital gains are a 70 year old concept.
Just recognize the amorality of it. It can only be billed as a "duty" for "roads and schools" when pandering to the lower classes who have no choice in the matter, while recognizing those classes have the numbers to get you in office. But "taxes" are not an absolute on the concept of how a government can fund itself. Governments have to balance the consequences of how they attempt to raise revenues, by being competitive amongst other countries, as their ecosystems primarily rely on attracting or incentivizing investment.