Simcountry is a financial economic game with many financial simulation features and an extensive virtual economy. Simcountry if a free game with unlimited free membership.
Building a country requires a good strategy and large investments. Use the gold coins you receive to invest in your country for faster growth.
Balancing your income and cost is essential in the long run. If you overspend and create a large debt, repayment will become more difficult.
Check the cost of defence, education, health etc. and tune taxes to improve your income. Private and public corporations will increase your income more than state corporations.