Finally, the construction is directly carried out by a family member aided by local labor and there is one technical assistant (typically an architect or a civil engineer) per each 10 family group.
In fact, the largest portion of jobs in our labor market (nearly half) require some kind of technical training beyond a high school diploma, and these "middle-skill" jobs are experiencing the greatest shortages of skilled workers.
President Obama and former Governor Romney have both mentioned technical colleges and trade schools often as logical places to improve the labor force and stimulate the economy.