ECON-203 Introduction to labor economics

I want these questions to be done with the help of book Labor Market Economics by Benjamin ,Gunderson, Lemieux, Riddell, Labour market economics, McGraw Hill, Education, Eighth Edition, 2017. Actually, I don’t have the book and i need this question ton be done within 4 hours.

1. Historically, high to low skilled workers show a gentle curve lenient towards low skilled workers; however, what is happening to modern proportions of high, medium, and low skilled workers? How will this affect the progress towards higher skilled and senior positions?

2. Based on the figures under the Preliminary Explorations of Labour Market Outcomes section, answer the following:
a. In Figure 1.1, what is the median wage earnings in 2011?
b. In Figure 1.2, what is the 90th percentile of annual hours worked in 2011?
c. In Figure 1.3, what is the 10th percentile of the average hourly wages in 2011?

3. Using the descriptive statistics from Table 1.1, answer the following:
a. What is the average proportion of income from investments for men and women?
b. How much more earnings do men earn in comparison to women in 2011?
c. What can you conclude about the annual hours worked between men and women?
d. Why do you think that women receive more government transfers than men?