Answer:
a. Lebanon should address the structural unemployment issue in the economy to support the current labor force with the new methods and technologies of production. Policies would be aimed at boosting the productivity of labor and hence the demand for labor force. From the given scenario it is comprehensible that the major issue prevailing is lack of competency due to structural and technological changes.
b. Policies aimed at fighting structural unemployment would cause the natural rate of unemployment rate to fall. Natural rate of unemployment would change when there arises changes in factors such as technology, productivity etc.