The economic gauges have been improving steadily for the eight years of the current recovery. Barack Obama was president for seven of them. As the first year of the Donald Trump presidency draws to a close, the economy's growth has continued—but it has not accelerated in a meaningful way. In the world as presented by the tweetmaster himself, Trump has already delivered on the economy, and the only direction from here on is up, up, up. Savvy investors, however, are asking, "When do we get out?"