2 or more people wanting to use a given plot of land contend with each other to do so. My use impairs yours and vice versa. 2 or more people wanting to use giv

2 or more people wanting to use a given plot of land contend with each other to do so. My use impairs yours and vice versa. 2 or more people wanting to use given a sound recording do not as copying has a marginal cost approaching zero. My use can be entirely separate from yours and we may not even know of the existence of the other. Land, for example, cannot be copied with a very small marginal cost, or indeed, at all. These things are very different and those differences need to be taken into account in any regulation surrounding their property rights. I express no opinion here of what correct regulation for property rights for these two vastly different asset classes should be. Make your case for opposing property rights by all means.