True or False? Explain with graphical analysis of supply and demand diagrams

- A heroin addict is not rational because the consumption of heroin harms the user.

2- When unions play a decisive role in the labor market, the dead-weight loss of payroll tax is high, and the revenue generated by the tax is small.

3- A good time to increase the federal minimum wage is when the economy is going into recession.

4- Technological innovation benefits society because it increases the total revenue of the producers.

5- Poor countries in Africa do not benefit from trade with more advanced nations because they do not have the technological capabilities of large multinational corporations.

6- US government's tariffs on Chinese exports to the US benefit US consumers.

7- Minimum wage is not an acceptable policy because it causes unemployment.

8- Reducing payroll tax benefits workers and employers equally.

9- If there are only a few large employers in the labor market, the minimum wage can reduce unemployment and make the labor market more efficient.

10- Free trade with China hurts the US economy because Chinese workers are willing to work at lower wages compared with US workers.