The thesis statement will reflect the kind of paper being written. There are three kinds of papers: analytical , expository , and argumentative . The thesis statement will take a different form for each of these kinds of papers. 
. The most effective solution for the problem of poverty in Africa would be improved education system and better access to education, rather than humanitarian aid from developed countries.
In France, the academic dissertation or thesis is called a thèse and it is reserved for the final work of doctoral candidates. The minimum page length is generally (and not formally) 100 pages (or about 400,000 characters), but is usually several times longer (except for technical theses and for "exact sciences" such as physics and maths).