2013 indefinite closing of the Rafah crossing located between Egypt and the Hamas controlled Gaza Strip. There is essentially no tourist flow to Gaza since 2005 because of the ongoing Israeli military land, air, and sea blockade. In 2013 Palestinian Authority Tourism minister Rula Ma'ay'a stated that her government aims to encourage international visits to Palestine, but the occupation is the main factor preventing the tourism sector from becoming a major income source to Palestinians. There are no visa conditions imposed on foreign nationals other than those imposed by the visa policy of Israel. Access to Jerusalem and the West Bank is controlled by the Government of Israel and access to Gaza is controlled by Hamas.Entry to the occupied Palestinian territories requires only a valid international passport but entry to Israel may be denied for Palestinians or Arabic visitors Foreign aid In 2008, the West Bank and Gaza economies were heavily reliant on foreign aid which stood at 1.8 billion. Approximately 30% of the GDP, or US$487 per Palestinian per year came from aid. Foreign aid provided essential services for nearly half of the Palestinian people, and allowed the Palestinian Authority to operate and pay its estimated 140,000 employees. In 2010, Arab states cut financial aid to the Palestinian Authority. According to the Palestinian Finance Ministry, the PA received $583.5 million in budget support by August 2010, of which only 22 percent came from Arab states. The remainder was from international donors, including the European Union and the United States. Salah Rafat, a member of the PLO Executive Committee, urged the Arab countries to honor their financial pledges. In April 2011, Salam Fayyad met with Western donors in Brussels and requested $5 billion in aid. As part of a 2013 effort to inspire peace talks between Israelis and Palestinians, US Secretary of State John Kerry proposed a $4 billion plan of private investment in the Palestinian economy. The plan was described as having the potential to significantly grow the economy of the West Bank, but no specifics were provided as to what projects were envisioned, who would invest the money, or what modifications might be required in Israel's restrictions on the West Bank for the plan to work. The proposal was coordinated in association with the Quartet, a Middle East peacemaking group comprising the United States, Russia, the European Union and the United Nations, for which former UK Prime Minister