Ideally, you’re already in the habit of using bug spray when lounging on your porch during warm evenings or hiking in the woods. After all, mosquitoes and ticks sicken thousands of people in the U.S.

OK, so something has gone wrong or is not working how you want it to – and you want to fix it! But before you begin, do restart your computer and see if the problem goes away. The first thing to do is ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...