Certified Crypto Marketのブログ
暗号資産を、わかりやすく。
詐欺を、暴く。
あなたのお金を守るためのわかりやすいガイド：プロジェクトの調べ方、詐欺の見抜き方、コインの安全な保管方法、主要な暗号資産の理解。
「cost basis」の記事4件 · クリア
Record-Keeping Obligations for Crypto Holders
Good crypto record keeping makes taxes and audits far easier. Learn what records holders usually need, how long to keep them and how to organize them.
2026年10月13日 · 5分で読めます
How to Calculate Crypto Profit and Loss
A crypto profit calculator method you can do by hand: realized and unrealized gains, fees, FIFO or average cost for multiple buys, and common mistakes.
2026年10月12日 · 5分で読めます
Crypto Taxes in a Bull Run: Records to Keep Before You Sell
Crypto taxes in a bull run: which records to keep before you sell, common taxable events, cost basis basics and the mistakes that cause costly surprises.
2026年10月7日 · 4分で読めます
How Crypto Taxes Generally Work: Concepts to Understand
Crypto tax basics in plain English: taxable events, cost basis, gains vs income, record keeping and common mistakes, with notes on how rules vary by country.
2026年10月3日 · 5分で読めます