A market economy relies on price signals to allocate resources efficiently toward goods that consumers demand. By allowing voluntary exchange, it ensures that participants can satisfy their preferences based on their purchasing power. Consequently, the system facilitates efficient resource allocation, consumer satisfaction, and a distribution mechanism based on market participation, making all listed options valid characteristics of the system.

In a limited company, the liability of the owners is restricted to the amount they have invested in the company. This means that if the business incurs debts or faces legal action, the personal assets of the shareholders are protected, as they are only liable for the unpaid portion of their shares.

Capitalism is an economic system based on the private ownership of the means of production and their operation for profit. Central characteristics include capital accumulation, competitive markets, a price system, and private property. In this system, investment decisions are made by private individuals or corporations, and prices and the distribution of goods and services are determined mainly by competition in a free market.

The source identifies employees as the owners of private sector companies. While employee-owned firms exist, the standard definition of a private sector company is one owned by shareholders or private individuals. This answer reflects a specific organizational model rather than the general definition of private sector ownership, which typically rests with shareholders.

Deng Xiaoping's 'Reform and Opening-up' policy marked a departure from the rigid central planning of the Mao era. By introducing market mechanisms, private enterprise, and foreign investment while maintaining state control over key sectors, China transitioned toward a 'socialist market economy.' This hybrid model facilitated unprecedented economic growth, poverty reduction, and integration into the global trading system, fundamentally transforming China into a global manufacturing powerhouse.

Social contract theory posits that individuals consent, either explicitly or tacitly, to surrender some of their freedoms and submit to the authority of a ruler or magistrate in exchange for the protection of their remaining rights and the maintenance of social order. This implies that government legitimacy is derived from the consent of the governed.

Capitalism is characterized by private ownership of the means of production and the use of capital for profit. The transition from feudal agrarian systems to industrial capitalism was primarily driven by the Industrial Revolution, which introduced machine-based production, mass manufacturing, and the factory system.

In a planned or command economy, the central government makes all major economic decisions. This includes determining what goods are produced, how they are produced, and how they are distributed among the population, rather than relying on market forces of supply and demand.

Ideologies are systems of ideas that can manifest in various forms. They may be partial, focusing on specific policy areas; comprehensive, providing a total worldview; or abstract, dealing with theoretical concepts. Because ideologies serve as frameworks for understanding social and political reality, they can vary significantly in their depth, scope, and level of abstraction depending on their intended purpose and the context in which they are applied.

Democratic capitalism emphasizes individual liberty and the freedom to pursue economic self-interest. The belief that everyone has an equal opportunity to achieve financial success aligns with the core principle of meritocracy and individual agency, which are central tenets of this economic and political system.