Presidency of Cristina Fernández de Kirchner 10, 2007, facing challenges including inflation, union demands for higher salaries, private investment in key areas, lack of institutional credibility (exemplified by the controversy surrounding the National Institute of Statistics and Census of Argentina, INDEC), utility companies demanding authorization to raise their fees, low availability of cheap credit to the private sector, and the upcoming negotiation of the defaulted foreign debt with the Paris Club. Kirchner was the second female president of Argentina, after Isabel Martínez de Perón, but unlike Perón, Kirchner was the head of the ballot, whereas Isabel Perón was elected as vice president of Juan Domingo Perón
Repsol of the massive Vaca Muerta shale-gas field. The board of the Repsol firm unanimously rejected this offer, as it would have caused them to drop a $10.5 billion lawsuit that was in progress against the Argentine government. Repsol at the time owned 6.4% of the YPF oil-and-gas company. On 25 February 2014 the Repsol board announced it had accepted a settlement offer from the Argentine government of an issue of Argentine bonds valued at $5 billion. The deal concluded after 3 months of negotiations in Buenos Aires was subject to shareholder approval. The agreement ended two years of legal wrangling