📚 Year 7 Cambridge Economics: A Transition Guide | Year 7 Cambridge 经济：升学衔接指南
Starting secondary school is an exciting leap, and for many Year 7 students, it marks the first encounter with economics as a formal subject. Cambridge Lower Secondary Economics – whether delivered as a standalone course or integrated within Global Perspectives – introduces you to the fundamental ideas that shape our daily lives: why we can't have everything we want, how prices are determined, and what it means to make smart choices with limited resources. This guide will help you navigate this new subject, feel confident in class, and build a solid foundation for IGCSE Economics and beyond.
进入中学是令人兴奋的一大步，对许多七年级学生来说，这也是第一次正式接触经济学。剑桥初中经济学——无论作为独立课程还是融入全球视野——都会向你介绍影响我们日常生活的基本概念：为什么我们不能拥有一切想要的东西，价格是如何决定的，以及在资源有限的情况下如何做出明智的选择。这份指南将帮你驾驭这门新学科，在课堂上建立信心，并为IGCSE经济乃至未来的学习打下坚实基础。
1. Why Study Economics in Year 7? | 为什么在Year 7学习经济？
Economics is not just about money; it is about understanding how people, businesses and governments make decisions. In Year 7, you begin to explore the 'economic way of thinking' – a toolkit for analysing choices under scarcity. This helps you see the world through a new lens, where every action involves trade-offs.
经济学不仅仅是关于钱，它关乎理解个人、企业和政府如何做决策。在七年级，你将开始探索“经济学的思维方式”——这是分析稀缺性条件下各种选择的工具箱。它帮助你用一种新的视角看世界，在那里每一个行动都包含着权衡取舍。
Studying economics early develops critical thinking, data interpretation and decision-making skills that are valuable across all subjects. You also become a more informed citizen, able to understand news about inflation, trade or unemployment. These early insights make complex global issues more approachable.
早期学习经济有助于培养批判性思维、数据解释和决策能力，这些技能在所有学科中都有用。你还会成为一个更有见识的公民，能够理解关于通胀、贸易或失业的新闻。这些早期的洞察能让复杂的全球议题更容易接近。
2. Overview of the Cambridge Lower Secondary Economics Curriculum | 剑桥初中经济课程概览
In Years 7–9, the Cambridge economics curriculum introduces key microeconomic and macroeconomic concepts at a basic level. Topics typically include the economic problem, opportunity cost, demand and supply, markets, production, money, personal finance, sustainability and different economic systems. Lessons often use real-world examples, simple graphs and collaborative activities to build understanding step by step.
在七至九年级，剑桥经济学课程会在基础层面介绍关键的微观和宏观经济概念。主题通常包括经济问题、机会成本、需求与供给、市场、生产、货币、个人理财、可持续发展和不同的经济体制。课程常采用真实案例、简单图表和合作活动，逐步建立理解。
The table below shows core bilingual terms you will meet this year.
下表展示了你今年会接触到的核心双语术语。
| English Term | 中文术语 | Simple Definition / 简单定义 |
|---|---|---|
| Scarcity | 稀缺性 | Limited resources vs. unlimited wants |
| Opportunity Cost | 机会成本 | The next best alternative given up |
| Demand | 需求 | Willingness and ability to buy |
| Supply | 供给 | Willingness and ability to sell |
| Market | 市场 | Where buyers and sellers meet |
| Equilibrium | 均衡 | Where quantity demanded = quantity supplied |
| Budget | 预算 | A plan for spending and saving |
| Sustainability | 可持续性 | Meeting needs without harming the future |
3. The Basic Economic Problem: Scarcity and Choice | 基本经济问题：稀缺性与选择
The core idea in economics is scarcity: we have infinite desires but only a finite amount of resources – time, money, raw materials. Because of scarcity, every person, business and government must make choices. Economics examines how these choices are made and what they cost in terms of alternatives sacrificed.
经济学的核心思想是稀缺性：我们的欲望无限，但资源（时间、金钱、原材料）是有限的。因为稀缺，每个人、每个企业和政府都必须做出选择。经济学研究这些选择是如何做出的，以及它们以牺牲的替代选项为代价。
As a Year 7 student, you experience scarcity daily – choosing between doing homework and playing video games, or deciding how to allocate your pocket money. Recognising scarcity helps you understand why trade-offs exist everywhere, from your bedroom to the national budget.
作为七年级学生，你每天都在体验稀缺——在做作业和玩电子游戏之间做选择，或决定如何分配零用钱。认识到稀缺性有助于你理解为什么从你的卧室到国家预算，处处都存在权衡取舍。
4. Opportunity Cost: Every Choice Has a Cost | 机会成本：每一次选择都有代价
Opportunity cost is the value of the next best alternative you give up when you make a choice. If you spend your Saturday afternoon studying economics, the opportunity cost might be the fun you miss from playing football. This concept teaches you that nothing is truly free – every decision involves a hidden price.
机会成本是你做出选择时所放弃的次优选择的价值。如果你用周六下午学习经济，机会成本可能是踢足球错过的乐趣。这个概念教导你，没有什么是真正免费的——每一项决策都包含着隐性的代价。
Understanding opportunity cost encourages you to think about what you are sacrificing, both in personal life and in the wider world. A government that builds a new motorway may give up the chance to build a new hospital. Applying this thinking makes you a more deliberate and rational decision-maker.
理解机会成本促使你去思考你所牺牲的东西，无论是在个人生活还是更广阔的世界。政府修建新高速公路可能放弃了新建医院的机会。运用这种思维能让你成为更审慎、更理性的决策者。
5. Introduction to Demand and Supply | 需求与供给入门
Demand refers to how much of a good or service consumers are willing and able to buy at different prices. Generally, when the price falls, demand increases. This typical inverse relationship is called the law of demand. For example, if the price of an ice cream drops, more people are willing to buy it.
需求指的是消费者在不同价格水平下愿意并且能够购买的商品或服务的数量。通常价格下降时，需求增加，这种典型的反向关系称为需求定律。例如，如果冰淇淋的价格下降，愿意购买的人就会更多。
Supply is the quantity of a good or service that producers are ready to sell at different prices. The law of supply states that, usually, as the price rises, the quantity supplied increases, because producers can earn more profit. In Year 7, you will use simple graphs and tables to see how these two forces interact to determine the market price – also called the equilibrium.
供给是指生产者在不同价格水平下准备出售的商品或服务的数量。供给定律表明，通常当价格上涨时，供给量增加，因为生产者可以获得更多利润。在七年级，你将使用简单的图表和表格来观察这两种力量如何相互作用，从而决定市场价格——也称为均衡。
6. How Markets Work | 市场如何运行
A market is any place or system where buyers and sellers interact. It can be physical, like a local fruit market, or virtual, like an online games store. Markets coordinate the decisions of consumers and producers through the price mechanism, without anyone needing to give orders.
市场是买卖双方互动的任何场所或系统。它可以是有形的，如本地蔬果市场，也可以是虚拟的，如在线游戏商店。市场通过价格机制协调消费者和生产者的决策，无需任何人的指令。
Prices act as signals: if demand for trainers spikes, their price tends to go up, telling producers to make more. If supply is too high and demand falls, prices drop, encouraging consumers to buy. This self-regulating nature is a key idea in market economics and helps explain why some goods become cheaper or more expensive over time.
价格起着信号的作用：如果对运动鞋的需求猛增，其价格往往上涨，告诉生产者增加产量；如果供给过多而需求下降，价格下跌，鼓励消费者购买。这种自我调节的特性是市场经济的一个关键理念，有助于解释为什么有些商品会随时间而变得便宜或更贵。
7. Production, Consumption and Exchange | 生产、消费与交换
Production involves turning inputs – land, labour and capital – into goods and services. In Year 7 you learn about the factors of production and why businesses must decide what, how and for whom to produce. A bakery, for instance, uses flour (land), bakers (labour) and ovens (capital) to make bread.
生产涉及将投入——土地、劳动和资本——转化为商品和服务。在七年级，你将学习生产要素，以及为什么企业必须决定生产什么、如何生产、为谁生产。例如，一家面包店使用面粉（土地）、面包师（劳动）和烤箱（资本）来制作面包。
Consumption is the use of goods and services to satisfy wants. Exchange happens when people trade goods, services or money. Through specialisation and trade, individuals and countries can enjoy a greater variety of products than they could produce alone, which is why international trade matters.
消费是利用商品和服务来满足欲望。交换发生在人们进行商品、服务或货币的贸易时。通过专业化和贸易，个人和国家能够享受到比单靠自己生产更多的产品种类，这就是国际贸易之所以重要的原因。
8. Types of Economic Systems | 经济体系类型
Different societies answer the three basic economic questions – what to produce, how to produce, and for whom to produce – in different ways. Year 7 students explore three main types: market economy, planned (command) economy, and mixed economy.
不同的社会以不同的方式回答三个基本经济问题——生产什么、如何生产、为谁生产。七年级学生将探究三种主要类型：市场经济、计划（指令）经济以及混合经济。
In a pure market economy, resources are allocated by demand and supply with little government intervention. In a planned economy, the state makes most decisions. Real-world economies, including the UK and China, are mixed – they combine market mechanisms with government regulation, because societies want both efficiency and fairness.
在纯粹的市场经济中，资源由需求和供给分配，政府干预极少。在计划经济中，国家做出大部分决策。现实世界的经济体，包括英国和中国，都是混合型的——它们将市场机制与政府监管相结合，因为社会既追求效率也追求公平。
9. Basics of Personal Finance | 个人理财基础
Personal finance education in Year 7 covers budgeting, saving, and the difference between needs and wants. You might track your pocket money, plan a simple budget, or discuss the importance of setting short-term and long-term financial goals. This practical knowledge empowers you to manage money responsibly from an early age.
七年级的个人理财教育涵盖预算、储蓄，以及需要和想要的差别。你可能会记录自己的零用钱、制订简单的预算，或讨论设定短期和长期财务目标的重要性。这些实用知识让你从小就能负责任地管理金钱。
You also learn about the role of banks, how interest works on savings and borrowing, and the risks of getting into debt. Understanding concepts such as simple interest – for instance, saving £100 at 5% per year – gives you a head start in building healthy financial habits that will last a lifetime.
你还会了解银行的作用、储蓄和借款的利息如何运作，以及陷入债务的风险。理解诸如单利之类的概念——例如，以5%的年利率存入100英镑——能让你在培养终身健康的财务习惯方面领先一步。
10. Economics and Sustainable Development | 经济与可持续发展
Year 7 economics often links to environmental and social responsibility. You explore how economic activity can impact the planet and why sustainable choices matter – for example, reducing waste, using renewable resources, and considering the long-term effects of production on future generations.
七年级经济学通常与环境和社会责任相联系。你将探索经济活动如何影响地球，以及为何可持续选择至关重要——例如，减少浪费、使用可再生资源，以及考虑生产对后代造成的长期影响。
The concept of externalities is introduced simply: a factory that pollutes a river creates a negative externality because it harms people who are not part of the decision. Understanding this helps you appreciate why governments may tax pollution or subsidise green technology, linking economic growth with environmental care.
外部性的概念被简单引入：一家污染河流的工厂创造了负外部性，因为它损害了没有参与决策的人。理解这一点有助于你明白为何政府可能会对污染征税或补贴绿色技术，将经济增长与环境保护联系起来。
11. Key Skills to Bridge to IGCSE Economics | 衔接IGCSE经济的关键技能
To succeed in IGCSE Economics later, Year 7 is the perfect time to practise interpreting simple data – such as charts, tables and percentages. Start asking 'why' and 'what if' questions about economic news, and try to spot connections between what you learn in class and events in the real world.
为了日后在IGCSE经济中取得成功，七年级是练习解读简单数据（如图表、表格和百分比）的绝佳时机。开始针对经济新闻问“为什么”和“如果这样会怎样”的问题，并尝试找出课堂所学
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