Social contract. Social contract, in political philosophy, an actual or hypothetical compact, or agreement, between the ruled and their rulers, defining the rights and duties of each. In primeval times, according to the theory, individuals were born into an anarchic state of nature, which was happy or unhappy according to the particular version.
Typical costs: 1  Technicians typically charge $50-$100 per hour for labor to work on the computer, but this varies by geographical location. 2  Costs for replacement hardware for Macs and PCs vary.  Motherboards range from $50 to more than $1,000 -- the more expensive models offer faster speeds and more ports.
By Sal Alfano. Even if you accurately estimate the hours required to complete a project, you may be losing money if you're not charging enough for labor. Suppose you pay a carpenter $20 per hour. To figure out how much you should be charging to cover costs over and above hourly wages, look at the following list of labor burden charges: This means that a carpenter who is being paid $20 per hour should be billed at $28.43.