Reversed the decline did he? Sure. Then you probably believe that it's merely accidental that the national debt grew by nearly six trillion dollars over the past four years. By any real metric, the best that the economy can hope for is mere stagnation.
And it is stagnation that Obama is trying to rebrand into growth. Unfortunately, calling a tail a leg doesn't make the name fit.
The Democrats wish merely to preserve or increase their political power. All else is secondary to that concern. Their alleged concern for the downtrodden is the most nakedly cynical window dressing there is.