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Econ 110 Exam 2
Macroecon terms for exam 2
| Question | Answer |
|---|---|
| GDP Definition | The current value of all final goods & services produced in a country within a year; moves according to the Business Cycle; C+I+G+NX |
| What gets counted in the GDP | current production, consumption (household spending), investment (business spending on capital goods), government spending, and net exports (exports minus imports); NOT used goods or non-market activities |
| Components of the GDP | consumption (68%), investment, government spending, net exports = C+I+G+NX |
| GDP per Capita Formula | GDP/Population |
| GDP Deflator Formula | (Nominal GDP / Real GDP) * 100 |
| Nominal GDP Formula | GDP Deflator * Real GDP |
| Real GDP Formula | Nominal GDP / (GDP Deflator / 100) |
| Potential GDP | Max output an economy can produce given tech, physical capital, and institutions at full employment |
| Nominal Values | Prices/Values of today |
| Real Values | Adjusted to be consistent across time |
| Unemployment Definition | Those out of work but actively looking for a job, natural rate is 3-5% |
| 4 Categories of Unemployment | 1. Employed, 2. Unemployed, 3. Out of the Labor Force, 4. Labor Force |
| How to Calculate Unemployment (Unemployment Rate U3) | (Unemployed / Labor Force) * 100 |
| Types of Unemployment (3) | Structural, Frictional, Seasonal |
| Structural Unemployment | Skills of workers do not match the needs of employers (EX: replaced by machines/automation, lack of skills) |
| Frictional Unemployment | When workers move between jobs (EX: first job, better pay search, break to care for family member) |
| Seasonal Unemployment | Temporarily unemployed, job will come back (EX: farmers, teachers, etc.) |
| Cyclical Unemployment | Ups & downs in unemployment by expansions and conractions |
| Sticky wages | Wages do not adjust quickly, can lead to cyclical unemployment |
| Implicit Contract Theory | Employers try to keep wages from falling |
| Efficiency Wage Theory | People paid based on productivity; costly to hire new workers |
| Adverse Selection on Wage Cuts Theory | Firms keep productive workers and fire/layoff rather than trimming wages |
| Insider-Outsider Model Theory | Need to keep people with tenure; wage rigidity & labor turnover costs |
| Relative-Wage Coordination Theory | Even if workers are willing to take a cut, they won't because it is hard to distribute in the aggregate |
| Inflation Definition | General increase in prices across an entire economy |
| Inflation Formula | [(CPIy2-CPIy1) / CPIy1] x 100 |
| Demand-Pull Inflation | Increase in demand in aggregate leads to higher prices |
| Cost-Push Inflation | Increase in cost of production leads to passing costs onto consumers in the form of higher prices |
| Demand-Pull Inflation Mechanisms | CGINX increase |
| Cost-Push Inflation Mechanisms | Higher wages, material costs, cost changes to imports |
| Wage-Price Spiral | Phillips Curve; a positive feedback loop where rising wages lead to higher prices, which in turn leads to demands for even higher wages, causing a cycle of inflation |
| Profit-Price Spiral | Rise in firm markups in anticipation of higher future costs |
| Price-Price Spiral | Firms raise prices which leads to other firms raising their prices as well |
| CPI (Consumer Price Index) | Most popular, price index based on what an avg family of 4 would purchase in US; 8 categories; Housing largest |
| CPI Formula | (Price Levelyear / Price Levelbase) x 100 |
| Problems with CPI | Uncounted economic activity - household tasks, volunteering, bartering, black markets |
| CPI Problem Example | When the price of a good rises, consumers often substitute it for a cheaper alternative. For example, if the price of beef increases significantly, consumers may buy more chicken. |
| CPI Problem Bias | CPI uses a fixed basket, continues to track the higher price of beef even though many consumers are no longer buying it; assumes that consumers are less flexible than they actually are; causes CPI to overstate the actual increase in the cost of living |
| CPI Biases | Substitution bias, quality change bias, new goods bias, outlet (discount/sales) bias |
| Inflation Indices | Producer Price, International Price, Employment Price |
| Producer Price Index | Prices that firms pay for inputs |
| International Price Index | Prices of goods exported or imported |
| Employment Cost Index | Measures wage inflation in labor markers |
| What matters for growth | Key drivers include investments in physical capital (like infrastructure), advancements in human capital (education and skills), technological innovation, and the effective use of natural resources |
| What sustains growth | supportive government policies, stable institutions, and sustainable practices; Investment in education, innovation, infrastructure, and a healthy environment |
| Consumption | Makes up 68% of the GDP in U.S. |
| Investment | New construction, capital, inventories |
| Government | Spending and taxes |
| Net Exports | Exports - Imports |
| Labor Force Participation Formula | (Labor Force / Working Age Population) x 100 |
| Percent Change Formula | [(New-Old)/Old]*100 |
| Sticky wage theory | nominal wages are slow to decrease in response to negative economic shocks, such as a recession; employers fire instead of lowering wages; this is why Keynes says gov. must interfere |
| Keynesian policies emphasize | the role of government intervention, particularly through fiscal policy, to stabilize the economy and manage business cycles; gov spending + taxes - stimulate AD |
| Classical policies emphasize | the self-regulating nature of free markets, advocating for minimal government intervention and trusting that individual self-interest, guided by the "invisible hand," leads to the most efficient allocation of resources and economic growth |
| Keynesian policies recommend | gov should increase spending or cut taxes to stimulate aggregate demand during a recession |
| Classical policies recommend | gov does not interfere, encourage job-hunting, skills training/education |
| Neoclassical focuses on | long run, increasing potential GDP, not short term fluctuations; policy focused on gov policies to incentivize increasing productivity |
| Keynes focuses on | Demand side drives economy, sticky wages and prices, fiscal policy (taxes and gov spending) |
| Aggregate Production Function | Process whereby firms take inputs and create outputs (Real GDP = f(W, H, C, T)) |
| Invention | Advances in knowledge |
| Innovation | Using knowledge in a product or good/service |
| Largest contributor to growth? | Technology |
| Growth Formula | GDPstart*(1+GDPgrowthrate)^years |
| What is a healthy climate for economic growth? | Incentives in a market for improving tech, phys cap, and human cap; gov incentivizes these through policies like taxes, subsidies, regulation, etc. |
| Economic Convergence | Economies with lower per capita income/GDP grow faster than economies with higher per capita income/GDP |
| Extensive | New resources |
| Intensive | Better technology |