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Can you recommend me some interesting movies to learn English?

How to improve the pronunciation?

Read the excerpt from "Saving a Ghost Animal"

First, American Indians came to the island. They cleared forests and hunted the mammals. Later, explorers from Europe arrived. 

Based on the context clues, what is the meaning of the word explorers?

◯ To study animal behavior

◯ characterized by a sense of adventure

◯ people who investigate unknown lands 

◯ the act of destroying natural habitats

Consider this group of words.

Words about food: delicious, crunchy, nutritious

What word best fits in this group of words?

◯ fresh

◯ kind

◯ intelligent

◯ generous

Read the sentence.

Catelyn, an athlete, does not want to overexert herself when she lifts weights to strengthen her muscle.

Which word from the sentence contains a suffix?

◯  athlete

◯  overexert 

◯  weights 

◯  strengthen 

How can exchange rate be determined in exchange rate regimes? Describe the exchange rate regime in Vietnam?

2.Economists see pollution problems as examples of the class of adverse externality phenomenon. An adverse externality is said to occur when the decisions of one agent harm another in an unintended way, and when no compensation occurs.Does this mean that if a pollution source, such as a power station, compensates those affected by its emissions, then there is no pollution problem?

3.consider a good whose production generates pollution damage. In what way will the effects of a tax on the output of the good differ from that of a tax on the pollutant emissions themselves?.Which of the two is likely to be economically efficient?(Huint:think about substitution effects on the demand and on the supply side.)

4.Explain the link between public goods and positive externalities?

Are minimum wage laws a better explanation for structural unemployment among teenagers or college graduates? Explain

The law of diminishing returns states that as a firm increases: