In its Basic Laws, Israel defines itself as a Jewish and democratic state. Israel is a representative democracy with a parliamentary system, proportional representation and universal suffrage. The prime minister serves as head of government and the Knesset serves as the legislature. Israel is a developed country and an OECD member, with the 35th-largest economy in the world by nominal gross domestic product as of 2015[update]. The country benefits from a highly skilled workforce and is among the most educated countries in the world with the one of the highest percentage of its citizens holding a tertiary education degree. The country has the highest standard of living in the Middle East and the <answer>fourth</answer> highest in Asia, and has one of the highest life expectancies in the world.
Where is Israel's standard of living ranked in Asia?
fourth