What factors influence the supply of nurses and teachers? Why is there a shortage?

Why has the United States introduced a tariff on steel?
Romer, S. 2002. Why has the United States introduced a tariff on steel? Economics Today. 10 (2).

Why has the Chancellor increased the National Insurance contribution?
Romer, S. 2002. Why has the Chancellor increased the National Insurance contribution? Economics Today. 10 (1).

What are the changing characteristics of the unemployed?
Romer, S. 2002. What are the changing characteristics of the unemployed? Economics Today. 9 (3).

Should the railways be taken back into public ownership?
Romer, S. 2002. Should the railways be taken back into public ownership? Economics Today. 9 (4).

What's new in the economics of newspapers?
Romer, S. 2001. What's new in the economics of newspapers? Economics Today. 8 (4).

What are the main trends in the UK labour market?
Romer, S. 2001. What are the main trends in the UK labour market? Economics Today. 8 (3).

What are the economic lessons of the foot and mouth crisis?
Romer, S. 2001. What are the economic lessons of the foot and mouth crisis? Economics Today. 9 (1).