爱德思International Alevel（IAL）经济4个单元都学什么？

　　同CIE AL经济不同，Edexcel爱德思International Alevel（IAL）经济属于modular，也就是模块型课程。通俗点讲，就是整个2年课程分为4个单元来进行学习和考试。

　　其中，AS阶段学习第1单元和第2单元；A2阶段学习第3单元和第4单元。

　　AS单元：

　　Unit 1. Markets in action 市场运行

　　Unit 2. Macroeconomic performance and policy 宏观经济表现与政策

　　A2单元:

　　Unit 3. Business behaviour 商业行为

　　Unit 4. Developments in the global economy 全球经济发展

　　那么，这4个单元，分别都会学习到哪些知识点呢？我们一个一个来看。

　　（注：以下内容全部来自大纲）

　　U1: Markets in action

　　第1单元Markets in action 市场运行学习内容具体包括：

　　The nature of economics

　　Positive and normative economics

　　Scarcity

　　Production possibility frontiers

　　Specialisation and the role of money and financial markets

　　Free market, mixed and command economies

　　Rational decision making

　　The demand curve

　　Price, income and cross-elasticities of demand

　　Price, income and cross-elasticities of demand

　　The supply curve

　　Price elasticity of supply

　　Determination of market equilibrium

　　Consumer and producer surplus

　　Functions of the price mechanism

　　Indirect taxes and subsidies

　　Sources of market failure

　　Positive and negative externalities

　　Non-provision of public goods

　　Imperfect market information

　　Moral hazard

　　Speculation and market bubbles

　　Purpose and methods of government intervention

　　Government failure

　　U2: Macroeconomic performance

　　and policy

　　第2单元Macroeconomic performance and policy 宏观经济表现与政策，学习内容具体包括：

　　Economic growth

　　Inflation

　　Employment and unemployment

　　Balance pf payments

　　The characteristics of AD

　　Consumption (C)

　　Investment (I)

　　Government expenditure (G)

　　Net trade balance (X?M)

　　The characteristics of AS

　　Short-run AS (SRAS)

　　Long-run AS (LRAS)

　　National income

　　Injections and withdrawals

　　Equilibrium level of real output

　　The multiplier

　　Causes of growth

　　Benefits of growth

　　Costs of growth

　　Output gaps

　　Macroeconomic objectives

　　Possible conflicts between macroeconomic objectives

　　Macroeconomic supply-side policies

　　Macroeconomic demand-side policies

　　U3: Business behaviour

　　第3单元Business behaviour商业行为学习内容具体包括：

　　Types of business

　　Size of businesses

　　Business objectives

　　Revenue

　　Costs

　　Economies and diseconomies of scale

　　Profits and losses

　　Efficiency

　　Concentration ratio

　　Perfect competition

　　Monopolistic competition

　　Oligopoly

　　Monopoly

　　Monopsony

　　Contestability

　　The demand for labour

　　The supply of labour

　　The determination of wage rates in competitive and non-competitive markets

　　Market failure in the labour market

　　Government intervention in product markets

　　Government intervention in labour markets

　　U4: Developments in global

　　economy

　　第4单元Developments in the global economy 全球经济发展学习内容具体包括：

　　Characteristics of globalisation

　　Causes of globalisation

　　Effects of globalisation

　　Specialisation and comparative advantage

　　Patterns and volume of world trade

　　Terms of trade

　　Trade liberalisation and trading blocs

　　Restrictions on free trade

　　Balance of paymemts

　　Exchange rates

　　International competitiveness

　　Poverty

　　Inequality

　　Public expenditure

　　Taxation

　　Public sector borrowing and public sector debt

　　Macroeconomic policies

　　Measures of economic development

　　Constraints on growth and development

　　Measures to promote growth and development，更多详情咨询老师即可~