No Magic Bullet To Improve Diet, Stem Obesity Epidemic

Yes there is - it is called the Laws of Thermodynamics.

Will people eat healthier foods if fresh fruits and vegetables are available in stores near their homes?

Nope.

And they do not have to in order to lose the weight.

All that is needed is to burn more Calories than are consumed.

The source of the Calories is immaterial.

Learn how to lose weight the proper way.

Go here.