- 1 6 Bài soạn "Cách làm bài văn nghị luận về một đoạn thơ, bài thơ" lớp 9 hay nhất
- 2 6 Bài soạn "Chủ đề và dàn bài của bài văn tự sự" lớp 6 hay nhất
- 3 6 Bài soạn "Đề văn biểu cảm và cách làm bài văn biểu cảm" lớp 7 hay nhất
- 4 6 Bài soạn "Cách làm bài văn biểu cảm về tác phẩm văn học" lớp 7 hay nhất
- 5 10 Bài văn so sánh hình ảnh người lính trong hai bài thơ "Đồng chí" và "Bài thơ về tiểu đội xe không kính" lớp 9 hay nhất
- 6 6 Bài soạn "Đề văn thuyết minh và cách làm bài văn thuyết minh" hay nhất
- 7 8 Bài văn cảm nhận về khổ thơ cuối bài "Sang thu" của Hữu Thỉnh lớp 9 hay nhất
- 8 6 Bài soạn "Tìm hiểu đề và cách làm bài văn tự sự" lớp 6 hay nhất
- 9 5 Bài soạn Phân tích đề, lập dàn ý bài văn nghị luận (Ngữ Văn 11) hay nhất
- 10 6 Bài soạn "Luyện tập: Đưa yếu tố biểu cảm vào bài văn nghị luận" lớp 8 hay nhất
Linear Equations
Linear regression for two variables is based on a linear equation with one independent variable. The equation has the form: y = a + bx where a and b are constant numbers. The variable x is the independent variable, and y is the dependent ...
Experimental Design and Ethics
Does aspirin reduce the risk of heart attacks? Is one brand of fertilizer more effective at growing roses than another? Is fatigue as dangerous to a driver as the influence of alcohol? Questions like these are answered using randomized experiments. In this ...
The Benefits and Costs of U.S. Environmental Laws
Government economists have estimated that U.S. firms may pay more than $200 billion per year to comply with federal environmental laws. That is big bucks. Is the money well spent? The benefits of a cleaner environment can be divided into four areas: (1) ...
Introduction to Exchange Rates and International Capital Flows
Trade Around the World Is a trade deficit between the United States and the European Union good or bad for the U.S. economy? (Credit: modification of work by Milad Mosapoor/Wikimedia Commons) Is a Stronger Dollar Good for the U.S. Economy? From ...
Why the Private Sector Under Invests in Innovation
Market competition can provide an incentive for discovering new technology because a firm can earn higher profits by finding a way to produce products more cheaply or to create products with characteristics consumers want. As Gregory Lee, CEO of Samsung said, ...
The Policy Implications of the Neoclassical Perspective
To understand the policy recommendations of the neoclassical economists, it helps to start with the Keynesian perspective. Suppose a decrease in aggregate demand causes the economy to go into recession with high unemployment. The Keynesian response would be to ...
The Poverty Trap
Can you give people too much help, or the wrong kind of help? When people are provided with food, shelter, healthcare, income, and other necessities, assistance may reduce their incentive to work. Consider a program to fight poverty that works in this ...
Introduction to the Keynesian Perspective
Signs of a Recession Home foreclosures were just one of the many signs and symptoms of the recent Great Recession. During that time, many businesses closed and many people lost their jobs. (Credit: modification of work by Taber Andrew Bain/Flickr Creative ...
Causes of Inflation in Various Countries and Regions
Policymakers of the high-income economies appear to have learned some lessons about fighting inflation . First, whatever happens with aggregate supply and aggregate demand in the short run, monetary policy can be used to prevent inflation from becoming ...
Outcomes and the Type I and Type II Errors
When you perform a hypothesis test, there are four possible outcomes depending on the actual truth (or falseness) of the null hypothesis H 0 and the decision to reject or not. The outcomes are summarized in the following table: ACTION ...




