Solution
Core Logic
Early people had a simple way of life, meeting all their basic needs themselves without the facility of money, a process known as direct production. In doing so, they provided just enough to survive but not to improve their way of life, which categorizes their environment as a subsistence economy.
Step 1: Final Conclusion
The condition of producing merely enough for survival without excess is defined as a subsistence economy.
Pattern Recognition
Keyword matching: 'Just enough to survive' directly maps to 'subsistence economy'. A surplus is required to move beyond subsistence into trade.
Chapter Mix
Class 10 Business: Background To Business