Tax reforms to provide acces for all to current prosperity could be :
Income Tax : provide everyone with an unconditional global basic income and don’t charge tax up until average income. Above that, a progressive increase with an upper limit of 1 Million, from where 100% is paid.
Inheritance Tax : no tax till 0,5 Million with an upper limit of 10 Million
Wealth Tax : no tax till 1 Million and an upper limit of 100 Million