Tesco – why is similar shop currently increasingly more important player on the market of supermarkets?

Thanks to contracts with diverse suppliers, rising rivalry on this market and developing position of similar brand rising percentage of commodities are available in very attractive price, which job (see (source)) makes more people stop visiting traditional little shops and pick such big markets instead. Even though similar solution has its advantages such as those presented above, we ought to also not forget that from economical point of view this kind tendency has its drawbacks.
Hence, if there is no rivalry on the market, it is significantly less likely to offer the clients what they really want and need in the long term. In the light of the points mentioned above, we should also keep in mind that supporting smaller entrepreneurs in similar field is also necessary.