Resources for the Future Pizer and Kopp. 3. cost to the economy.5 This is the notion of cost most often described by economists (e.g., Harberger 1971; Diamond and Mirrlees 1971). Defining and estimating Ci ()az, is far from trivial.
For stepping stones that are going to see a lot of use, you should consider using reinforced concrete so that your stepping stones are more durable. This type of concrete also sells at most hardware stores, often under the names gravel mix reinforced or fiber reinforced premixed concrete..
To create a path with stepping stones: 1  Layout Path: Lay the stepping stones out on the ground and position them in a comfortable stride pattern. 2  Cut Around Stones: Use a sharp tool, such as a trowel or knife to cut through the sod around the stepping stones.