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.
Home Air Conditioner Labor Costs 2016. Labor charges for ac unit repairs will vary company to company but normally the repair cost for labor can run anywhere from $70 per hour to $130 per hour. Average air conditioning labor cost: $100. Many companies will use flat rate pricing guides for repairs.