Staples are raw materials timber, fish, etc. If we have low supply and very high demand high prices y division of labour specialization of work tasks; specialization was age and sex but today has increased. In each revolution, a different sector of the economy rose to dominance. y three truly revolutionary events have taken place in the history of human labour. y y beginning in england, the industrial revolution spread to western europe, north. Industrialization in canada (began in 1850) was behind england and america; 50% of the canadian labour-force was in agriculture; today, it s 2. 2% The alienation thesis sees work alienation increasing but they fail to also take into account that the price of consumer products have dropped significantly, which makes the purchase of those products increasingly open and available to everyone. The party-line was that each house had a phone, but there would be 10 people using one line.