Purchasing license plates for your vehicles is an example of purchasing a "good" from the state. In some states, you have to purchase your liquor from the state (at state-run liquor stores, the ONLY liquor stores in those states.)
Driving on well-maintained highways is a "service" you receive from the state (although it's not free, because your taxes pay for the highway maintenance).
A merit good or service is that in which the government, state or society deems good for people.~MB
Paper products is an example of goods that are frequently sold to the government. Services include technological assistance and auditing Accountants.
Yes
Popular sovereignty - The people ratify the constitution and then vote for government.
An example of unitary is system of government is the United Kingdom. Actually, not anymore. The UK is more of a federal system with a weak state government. A better example is France, which has a very strong unitary system, with a powerful central government, and regional governments which are directly responsible to the national government.
Food
One example of a Statutory law is abolishing or creating government programs.
State and local governments serve as a research lab for national policy. If a state government creates a good policy, the federal government will often use that as a model for the national system. For example, the Federal Government used the Massachusetts model for health care to draft the new health care bill.
Probably the best example of a federal government in the Middle East is the government of Iran. Iran is a federal state made up of numerous distinct provinces. There is a lot of legal interplay between the provinces and the government of the whole country.
A religious service (of any religion) is a good example of a ritual.
A religious service (of any religion) is a good example of a ritual.
Japan is a good example of a nation-state because the vast majority of its population shares a common culture, language, and history. The country is relatively homogenous in terms of ethnicity and the government structures reflect a unified national identity.