Bolivians vote Sunday on the fate of President Evo Morales and other top officials.
He's the first African-American to head presidential ticket of a major party, winning Democrats' long war of attrition.
Despite a 3/4-point rate cut Tuesday, mortgages are costlier than a month ago.
A week ago, analysts expected a 0.5 percentage point trim. Now they're not so sure.
The black vote was key to his decisive win Saturday. To be competitive in the Feb. 5 sweepstakes, he'll need a broader coalition of independents, young people, and affluent whites, analysts say.