appealing to individualism won't solve systemic problems. I don't have to house syrian refugee immigrants in my home personally to realize that europe has an ethical problem by refusing them and treating them the way they have been.

There is a long and historical precedent for demanding that people with excess amounts of capital owe a greater portion than those who own relatively little. There are material differences between the capitalists and all the rest of us, and those allow us to demand specific concessions from them.