What is economics and what do economists do?

The National Socio-Environmental Synthesis Center
27 Jan 201613:05
EducationalLearning
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TLDRThis video script serves as an engaging introduction to the field of economics, presented by Dr. Pete Schuhmann. He defines economics as the study of how people, businesses, societies, and nations deal with scarcity and distribute scarce resources. He explains the two broad branches of economics: macroeconomics, which focuses on the entire economy, and microeconomics, which examines individual and firm-level decision-making. Dr. Schuhmann highlights key concepts like opportunity cost, trade-offs, and thinking at the margin, emphasizing the diverse array of topics economists study and the skills they employ, including critical thinking, math, statistics, and data analysis. He also discusses the diverse career paths available for those studying economics and the areas of agreement and debate within the field.

Takeaways
  • πŸ˜ƒ Economics is the study of how people, businesses, societies, or nations deal with scarcity and distribute scarce resources.
  • πŸ€” Economists use various tools like math, statistics, data analysis, and reasoning to study economic phenomena and provide useful information to decision-makers.
  • 🌐 Macroeconomics focuses on the study of the entire economy at the national and international level, while microeconomics examines individual and firm-level decision-making and dynamics.
  • πŸ’° Economists analyze concepts like opportunity cost, trade-offs, incentives, and cost-benefit analysis to understand economic behavior and decision-making.
  • πŸ”¬ While economics aims to be objective and follows a scientific method, it is an inexact science due to the complexity and unpredictability of economic systems.
  • πŸ›οΈ Economists work in various sectors, including government, private firms, banking, consulting, academia, and non-governmental organizations.
  • πŸ™…β€β™‚οΈ Not everyone who studies economics is an economist, as graduate training is often required to practice economics professionally.
  • πŸ§‘β€πŸ€β€πŸ§‘ While economists may disagree on specific issues, they generally agree on principles like voluntary transactions, analyzing costs and benefits, and designing public policies to improve social well-being.
  • πŸ₯‡ Two of the most important concepts in economics are opportunity cost (the idea that every action involves trade-offs due to scarce resources) and thinking at the margin (analyzing incremental changes rather than absolute values).
  • 🌳 The field of economics is broad and diverse, covering various topics and sub-disciplines, from agriculture and natural resources to labor and industrial organization.
Q & A
  • What is the definition of economics according to the script?

    -Economics is defined as the study of how people, businesses, societies, or nations deal with scarcity.

  • What are the two broad branches of economics mentioned?

    -The two broad branches of economics mentioned are macroeconomics and microeconomics.

  • Who is considered the father of the supply and demand model?

    -Alfred Marshall is considered the father of the supply and demand model.

  • What concept did Adam Smith focus on in his economic theories?

    -Adam Smith focused on the concept of rational self-interest and its ability to promote social well-being under certain conditions.

  • What is Milton Friedman known for in the 20th century?

    -Milton Friedman is known as perhaps the 20th century's most vocal advocate for free markets.

  • What does the 'circular flow' model represent in economics?

    -The 'circular flow' model represents the exchange between households and businesses, where households provide labor in exchange for income, and businesses provide goods and services in exchange for money.

  • How do economists study their discipline according to the script?

    -Economists study their discipline using mathematics, statistics, data, and reasoning.

  • Is economics considered a science, and why or why not?

    -The script suggests that economics can be considered both a science and not a science because, while it follows the scientific method of observation, theorization, and empirical testing, it lacks controlled experiments due to the complexity and uniqueness of economies.

  • What is the importance of opportunity cost in economics?

    -Opportunity cost is crucial in economics as it represents the idea that every action involves giving up something else, highlighting the trade-offs due to scarce resources.

  • Do all economists agree on the same theories and policies?

    -No, economists do not agree on everything. There is a lot of uncertainty and ambiguity in the field, leading to different viewpoints on theories and policies.

Outlines
00:00
πŸŽ“ Introduction to Economics: Fundamentals and Applications

Dr. Pete Schuhmann presents an overview of economics, defining it as the study of how people deal with scarcity and distribute scarce resources. He distinguishes between macroeconomics, which focuses on the entire economy, and microeconomics, which examines individual and firm-level decision-making. Key concepts like opportunity cost and thinking at the margin are introduced as tools economists use to understand trade-offs and decisions. The discipline's scope is illustrated through various fields and applications, highlighting its relevance across diverse domains.

05:02
πŸ” The Nature of Economic Inquiry: Methods and Approaches

This section delves into the methodological approaches employed by economists in their study of economic phenomena. It discusses the use of mathematical models, statistical analysis, data collection, and empirical testing to formulate theories and draw inferences. The section acknowledges the challenges posed by the absence of controlled experiments in economics, likening it to predicting the fall of leaves on a windy day rather than objects in a vacuum. The breadth of topics economists study is showcased through the Journal of Economic Literature Classification of Fields, spanning from agriculture and natural resources to international economics.

10:02
🧠 Key Concepts and Career Prospects in Economics

The section emphasizes two critical concepts in economics: opportunity cost and thinking at the margin. Opportunity cost highlights the notion of trade-offs and the idea that every action involves giving up something due to resource scarcity. Thinking at the margin encourages incremental analysis rather than absolute changes. The section also discusses career prospects for economics graduates, acknowledging the diverse opportunities available due to the versatile skillset acquired, including critical thinking, data analysis, and communication. It also addresses the uncertainty and disagreements within the discipline, while noting areas of consensus, such as the importance of incentives, voluntary transactions, and cost-benefit analysis in policymaking.

Mindmap
Keywords
πŸ’‘Economics
Economics is defined in the script as the study of how people, businesses, societies, or nations deal with scarcity. It relates to the theme of the video as the foundational concept of the discipline. The script uses this definition to set the stage for a deeper exploration into the various aspects and branches of economics, illustrating how this field studies the allocation and distribution of limited resources to meet unlimited human wants and needs.
πŸ’‘Scarcity
Scarcity, a central concept in economics, refers to the limited nature of resources in contrast to unlimited human wants. The script emphasizes scarcity as a driving force behind economic study, illustrating how economics seeks to understand and address the challenges arising from this fundamental limitation. Examples include decisions on resource distribution and the allocation of time, energy, and natural resources.
πŸ’‘Macroeconomics
Macroeconomics is presented in the script as the branch of economics that focuses on the study of the entire economy, encompassing national and international levels. It deals with broad economic variables and is concerned with topics like forecasting the state, regional, and national economies. The script distinguishes macroeconomics from microeconomics, illustrating its focus on larger economic dynamics.
πŸ’‘Microeconomics
Microeconomics is described as the study of individual and firm-level decision-making. It involves analyzing specific interactions and trades between entities within the economy. The script uses this term to showcase the other primary branch of economics, emphasizing its focus on smaller, more detailed aspects of economic behavior, such as market dynamics and consumer choices.
πŸ’‘Opportunity Cost
Opportunity cost is a key economic concept referring to the cost of the next best alternative foregone when making a decision. The script highlights its importance in understanding trade-offs and decision-making processes in economics. Examples include choosing between different resource allocations, where each choice comes with the cost of not choosing the other alternatives.
πŸ’‘Circular Flow
The circular flow model, as discussed in the script, is a representation of the movement of resources and money in an economy. It describes how households provide labor to businesses in exchange for income, while businesses provide goods and services that households buy. This model is fundamental in illustrating the interdependencies and exchanges in an economy.
πŸ’‘Natural Systems
Natural systems, mentioned in the script, refer to the environmental and ecological aspects that intersect with economic systems. The video touches upon the inclusion of natural systems in economic models, indicating a broader, more inclusive approach to understanding the economic impact on and interaction with the natural environment.
πŸ’‘Data Analysis
Data analysis in economics, as mentioned in the script, involves using mathematical and statistical methods to study and interpret economic data. This approach is essential for understanding economic trends, testing theories, and making informed predictions. The video underlines the role of data analysis in providing useful information for decision-making.
πŸ’‘Scientific Method
The scientific method in economics refers to the process of making observations, theorizing, and collecting data to test theories. Although economics faces challenges in conducting controlled experiments, the script suggests that economists still follow this method to analyze economic phenomena, thereby highlighting the empirical and systematic approach in economic research.
πŸ’‘Job Opportunities
The script discusses various job opportunities available for individuals with an economics background. It mentions that economists work in diverse sectors like government, banking, consulting, and academia. This reflects the broad applicability of economic skills and knowledge in different professional fields and the versatility of an economics education.
Highlights

Dr. Pete Schuhmann presents an overview of the fundamental issues of interest to economists and how they study those issues.

Economics is defined as the study of how people deal with scarcity and distribute scarce resources.

Macroeconomics focuses on the study of the entire economy at the national and international level, while microeconomics looks at individual and firm level decision making and dynamics.

Economists use key concepts like opportunity cost to understand trade-offs and decision making, and think at the margin.

Economics is what economists do, studying how people, businesses, societies, or nations deal with scarcity and distribute resources.

Adam Smith looked at rational self-interest and how it promotes social interests under certain conditions.

The circular flow diagram shows households providing labor to businesses in exchange for incomes, and businesses providing goods and services that households pay for.

Economists study natural systems and their role in the economy.

Economists use math, statistics, data, and reasoning to provide useful information to decision-makers, analyzing cause and effect, costs and benefits.

Economics aims to be an objective, cold-hearted search for the truth, without advocating for specific outcomes.

Economics follows the scientific method but lacks controlled experiments, making it an inexact science.

Economists can study anything involving decision-making, trade-offs, or choices, covering a broad range of topics.

Macroeconomics studies the entire economy, while microeconomics examines individual and firm behavior.

Economists use critical thinking, math, statistics, data analysis, technical software, writing, and communication skills.

Economists agree on principles like improving public well-being, incentives, voluntary transactions, and cost-benefit analysis.

Transcripts
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