Planet Money buys a "biodiversity credit" and travels to the Andean cloud forest in Colombia — to see how these credits work, and if they can really help save threatened species.
After Nevada gave home care workers a huge raise, from about $11 to $16 an hour, turnover in the industry fell sharply. Now, caregivers are preparing to lobby for another wage hike.
About 24 million people have signed up for Affordable Care Act plans with about a week to go in open enrollment. But President-elect Trump has talked about possibly repealing the 14-year-old ACA.