A. Alesina, I. Angeloni, and L. Schuknecht, What does the European do?, Public Choice, vol.123, pp.3-4, 2005.

A. Alesina and E. Spolaore, On the Number and Size of Nations The Size of Nations, Quarterly Journal of Economics, vol.112, issue.4, 1997.

T. Besley and S. Coate, Centralized versus decentralized provision of local public goods: a political economy approach, Journal of Public Economics, vol.87, issue.12, pp.2611-2637, 2003.
DOI : 10.1016/S0047-2727(02)00141-X

K. Binmore, A. Rubinstein, and A. Wolinsky, The Nash Bargaining Solution in Economic Modelling, The RAND Journal of Economics, vol.17, issue.2, pp.176-188, 1986.
DOI : 10.2307/2555382

P. Bolton and G. Roland, The Breakup of Nations: A Political Economy Analysis, The Quarterly Journal of Economics, vol.112, issue.4, pp.1057-1090, 1997.
DOI : 10.1162/003355300555420

J. M. Buchanan and R. L. Faith, Secession and the Limits of Taxation: Towards a Theory of Internal Exit, American Economic Review, issue.5, pp.77-1023, 1987.

W. Buchholz, A. Haupt, and W. Peters, International Environmental Agreements and Strategic Voting*, Scandinavian Journal of Economics, vol.59, issue.1, pp.175-195, 2005.
DOI : 10.1006/game.1997.0611

D. Burtraw, Strategic delegation in bargaining, Economics Letters, vol.38, issue.2, pp.181-185, 1992.
DOI : 10.1016/0165-1765(92)90051-Y

G. Cheikbossian, Federalism, distributive politics and representative democracy, Economics of Governance, vol.1, issue.2, pp.105-122, 2000.
DOI : 10.1007/s101010050001

V. Crawford and H. R. Varian, Distortion of preferences and the Nash theory of bargaining, Economics Letters, vol.3, issue.3, pp.203-206, 1979.
DOI : 10.1016/0165-1765(79)90118-6

D. Bo and E. , Committees with supermajority voting yield commitment with flexibility, Journal of Public Economics, vol.90, pp.4-5, 2006.

C. Aspremont, L. Gerard, and . Varet, Stackelberg-solvable games and pre-play communication, Journal of Economic Theory, vol.23, issue.2, pp.201-217, 1980.
DOI : 10.1016/0022-0531(80)90006-X

S. Dowrick, von Stackelberg and Cournot Duopoly: Choosing Roles, The RAND Journal of Economics, vol.17, issue.2, pp.251-260, 1986.
DOI : 10.2307/2555388

R. A. Dur and H. J. Roelfsema, Why does Centralisation fail to internalise Policy Externalities?, Public Choice, vol.122, pp.3-4, 2005.

T. Ellingsen, Externalities vs internalities: a model of political integration, Journal of Public Economics, vol.68, issue.2, pp.251-268, 1998.
DOI : 10.1016/S0047-2727(97)00090-X

A. Follesdal and S. Hix, Why There is a Democratic Deficit in the EU: A Response to Majone and Moravcsik, JCMS: Journal of Common Market Studies, vol.18, issue.3, p.44, 2006.
DOI : 10.1016/0261-3794(94)90028-0

E. Gal-or, First Mover and Second Mover Advantages, International Economic Review, vol.26, issue.3, pp.649-653, 1985.
DOI : 10.2307/2526710

S. Goyal and K. Staal, The political economy of regionalism, European Economic Review, vol.48, issue.3, pp.563-593, 2004.
DOI : 10.1016/S0014-2921(02)00329-X

M. Gradstein, Political bargaining in a federation: Buchanan meets Coase, European Economic Review, vol.48, issue.5, pp.983-999, 2004.
DOI : 10.1016/j.euroecorev.2003.12.006

B. Harstad, Majority Rules and Incentives, The Quarterly Journal of Economics, vol.120, issue.4, pp.1535-1568, 2005.
DOI : 10.1162/003355305775097551

J. Hirshleifer, From weakest-link to best-shot: The voluntary provision of public goods, Public Choice, vol.41, issue.3, pp.41-371, 1983.
DOI : 10.1007/BF00141070

S. Hug and T. König, In View of Ratification: Governmental Preferences and Domestic Constraints at the Amsterdam Intergovernmental Conference, International Organization, vol.56, issue.2, pp.447-476, 2002.
DOI : 10.1162/002081802320005531

I. Kaul, I. Grunberg, and M. Stern, Global Public Goods -International Cooperation in the 21st Century, 1999.

B. G. Knight, Supermajority voting requirements for tax increases: evidence from the states, Journal of Public Economics, vol.76, issue.1, pp.41-67, 2000.
DOI : 10.1016/S0047-2727(99)00082-1

D. Laussel and R. Riezman, The sources of protectionist drift in representative democracies, European Economic Review, vol.49, issue.7, pp.1855-1876, 2005.
DOI : 10.1016/j.euroecorev.2004.06.002
URL : https://hal.archives-ouvertes.fr/hal-01500898

B. Lockwood, Distributive Politics and the Costs of Centralization, Review of Economic Studies, vol.69, issue.2, pp.313-337, 2002.
DOI : 10.1111/1467-937X.00207

O. Lorz and G. Willmann, On the endogenous allocation of decision powers in federal structures, Journal of Urban Economics, vol.57, issue.2, pp.242-257, 2005.
DOI : 10.1016/j.jue.2004.11.002

M. Messner and M. K. Polborn, Voting on Majority Rules, Review of Economic Studies, vol.71, issue.1, pp.115-132, 2004.
DOI : 10.1111/0034-6527.00278

A. Muthoo, Bargaining Theory with Applications, 1999.
DOI : 10.1017/CBO9780511607950

W. Oates, Fiscal Federalism. Harcourt Brace, 1972.

T. Persson and G. Tabellini, Double-edged incentives: Institutions and policy coordination, Handbook of International Economics, 1995.

R. D. Putnam, Diplomacy and domestic politics: the logic of two-level games, International Organization, vol.42, issue.03, pp.427-460, 1988.
DOI : 10.1017/S0020818300027697