We need to rewrite the capital loss laws for you.
We live in a socialized country. But it is only socialized for the very rich.
Corporations write off losses all the time. First they borrow the money very often. When that happens the rest of us make up the differences.
You act as if you live in your own vacuum and the IRS fully agrees to that. Hardly true at all.
Bond yields include an adjustment or a tally that includes the risk factor. That means an inflation factor, a risk factor and the coupon rate make up the yield in the marketplace. This affects all economic activity.