[custom_adv]
Economic activity is spurred by production which uses natural resources, labor, and capital. It has changed over time due to technology (automation, accelerator of process, reduction of cost functions), innovation (new products, services, processes, expanding markets, diversification of markets, niche markets, increases revenue functions) such as, that which produces intellectual property and changes in industrial relations (for example, child labor being replaced in some parts of the world with universal access to education).
