Indicate which of the following statements are true and which are false. ▼ true false protectionism allows us to save jobs. ▼ true false protectionism allows us to compete with cheap foreign labor. ▼ true false protectionism allows us to establish infant industries. ▼ true false protectionism penalizes lax environmental standards. ▼ true false protectionism counteracts dumping.

Russell's study compared gpa of those students who volunteered for academic study skills training and those who did not elect to take the training. he found that those who had the training also had higher gpa. with which validity threat should russell be most concerned?

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500

What is a market? a. a system that allows people or companies to buy and sell products and services b. the number of companies willing to manufacture a specific product c. the ability to buy production materials in large quantities and save on costs d. a product's ability to satisfy a consumer