Is renting public art a growing trend?

WSJ’s Daniel Grant,

When it comes to public displays of art, many cities are deciding that shorter is better. Some cities are finding that temporary contracts—renting an artist’s work instead of buying it—make it possible to cut costs, compared with the expense of purchasing and maintaining, say, a statue for permanent display. Short-term agreements can also help avoid controversy that modern art sometimes inspires.

More here (WSJ, so probably paywall).