Reuters GraphicsBut the boost in the bonds belies the difficulties both nations face implementing major reforms once new leaders arrive after upcoming elections. Pakistan's 11th hour deal for $3 billion from the International Monetary Fund (IMF), after months of talks got official approval this week. Saudi Arabia and the UAE followed with $2 billion and $1 billion infusions. This fresh cash means Pakistan is unlikely to default on its debt in the next six to nine months, said de Sousa. Investors and pollsters said the tough times could force Pakistan and Argentina's leaders to reckon with needed fiscal reforms.

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Persons: Carlos de Sousa, de Sousa, JPMorgan, Roberto H, Sifon Arevalo, refinance, Jimena Blanco, pollsters, Alejandro Catterberg, Sergio Massa, Horacio Rodriguez Larreta, Patricia Bullrich, Javier Milei, Shamaila Khan, Libby George, Jorgelina, Rodrigo Campos, Karin Strohecker, Toby Chopra Organizations: JPMorgan, Vontobel Asset Management, International Monetary Fund, UAE, Elections, Pakistan, P, Reuters, Peronist, Asia Pacific, UBS Asset Management, Thomson Locations: Pakistan, Argentina, Saudi Arabia, Washington, Beijing, Buenos Aires, Asia, Rosario