You don't need a study, you can see the biggest wallets on sites like this: https://bitinfocharts.com/top-100-richest-bitcoin-addresses.html https://bitinfochar

You don't need a study, you can see the biggest wallets on sites like this: https://bitinfocharts.com/top-100-richest-bitcoin-addresses.html https://bitinfocharts.com/top-100-richest-bitcoin-addresses.... It's all public knowledge.