For 1, the assessment assumes that the money from a wealth tax go to pay down the debt. That is NOT what @ewarren has proposed.
THREAD
nytimes.com/2019/11/14/bus…
Second, as @Econ_Marshall points out, taxing wealth DOES NOT necessarily lead to fall in investment.
If we tax the wealth, and use those funds to ya know, decarbonize the economy, pay for universal childcare, make college free, etc. the gov will be SPENDING that money.