Environment

December 29, 2015

How a Soap Opera Affected Brazil’s Fertility Rate

During the past 40 years, Brazil's fertility rates declined. One cause was the new values that soap operas conveyed to an uneducated rural population.

November 13, 2015

The Problem With Bovine Burps

Reducing environmental externalities from greenhouse gas emissions involves the methane that cows and other ruminants burp.

October 25, 2015

The Diner’s Dilemma: Should You Divide the Check Equally With Friends?

Like the tragedy of the commons, splitting a bill among friends at a restaurant involves an individual's marginal benefit and the group's marginal cost.

September 15, 2015

Why Doing Good is Not Always Easy

By recognizing the tradeoffs of recycling, preserving endangered species and improving world health, doing good could become more productive.

August 30, 2015

Why a Life Needs a Price Tag

Although it seems callous, for safety regulation like speed limits and for victims' compensation like 9/11 we need to quantify the value of a life.

August 12, 2015

How to Deal With Skyscraper Shadows

Whenever a new skyscraper is built, we can ask whether its shadow violates our property rights when it eliminates the sunlight in a city's parks.

August 2, 2015

The World’s Sanitation Gap

A production possibilities graph can display the land, labor and capital underutilization that inadequate sanitation creates and indicate a constrained GDP.

July 29, 2015

Paying More at the Gas Pump

Because of a low gasoline tax, the Highway Trust Fund does not have enough money to maintain the transportation infrastructure of highways and mass transit.

July 23, 2015

Exposing What You Hide in Your Garbage

Weighing cost and benefit for Seattle's recycling environmental regulation involves privacy, dollars, time, and respect for the law and our environment.