What is the difference between crypto , Forex, stock, and what is the fundamental of Forex and crypto,

This is an excellent question. The biggest mistake beginners make is treating stocks, forex, and crypto as the same thing. They are completely different markets, with different drivers.
Market
What you own/trade
What determines value?
Stocks
Ownership in a company
Company profits, growth, dividends, economy
Forex
One currency against another
Interest rates, inflation, central bank policies, economic strength
Crypto
Digital assets
Adoption, utility, scarcity, technology, regulation, market sentiment
1. Stocks – You own part of a business
When you buy shares, you become a small owner of that company.
Example:
Buy shares of a bank.
If the bank earns more profits, expands, and pays dividends, the stock price may rise.
If the bank performs poorly, the share price may fall.
Stock fundamentals include:
Revenue
Profit
Earnings per share (EPS)
Dividends
Debt
Management quality
Industry growth
Economic conditions
Think of stocks as investing in businesses.
2. Forex – You trade one currency against another
Forex (Foreign Exchange) is not investing in a company. You are trading the value of one country’s currency relative to another.
Example:
EUR/USD
GBP/USD
USD/JPY
If you buy EUR/USD, you expect the euro to strengthen against the US dollar.
Forex fundamentals
The value of a currency mainly depends on:
Interest rates
Countries with higher interest rates often attract foreign investors, increasing demand for their currency.
Inflation
Lower inflation generally supports a stronger currency.
Economic growth
Strong GDP growth usually strengthens a country’s currency.
Employment
Low unemployment often signals a healthy economy and can support the currency.
Central bank decisions
Central banks influence currencies through interest rate changes and monetary policy.
Examples include:
Central Bank of Nigeria
Federal Reserve
European Central Bank
Political stability
Stable governments tend to support stronger currencies.
Think of Forex as investing in the strength of an economy.
3. Crypto – Digital assets
Crypto is different from both stocks and forex.
Most cryptocurrencies are not companies or national currencies.
Examples include:
Bitcoin
Ethereum
Solana
Crypto fundamentals
Utility
Does the coin solve a real problem?
Adoption
How many people and businesses use it?
Scarcity
For example, Bitcoin has a maximum supply of 21 million coins.
Technology
Is the blockchain secure, scalable, and reliable?
Developer activity
Projects with active developers tend to evolve more quickly.
Regulation
Government policies can significantly affect crypto prices.
Market sentiment
Crypto prices are heavily influenced by investor confidence and fear.
Think of crypto as investing in digital technology and networks.
Which market is easiest to understand?
Stocks – Easiest, because you can analyze real businesses.
Forex – Harder, because you need to understand economics and central bank policies.
Crypto – Often the most volatile, combining technology, regulation, and market psychology.
Which is best for long-term wealth?
For most people:
Stocks: Excellent for building wealth over many years.
Forex: Primarily used for short- to medium-term trading; very few people invest in currencies for decades.
Crypto: Can offer high potential returns but also carries much higher risk.
Since you’ve been asking about long-term investing, mutual funds, Treasury bills, and shares, learning stock investing first is a solid foundation. Once you understand how businesses create value, it becomes much easier to understand why markets move, including forex and crypto. Forex and crypto trading generally require more specialized knowledge and carry higher risk than long-term investing in quality businesses.