Finally, other Indian studies, concerning the same topic (Tripathi et al. 2005; Singh 2007; Gulati et al. 2008), demonstrate both higher costs and returns associated to cultivation contracts, with the latter caused by increased yields, higher prices, as well as by reduction of transaction costs (for specialized warehouses, transportation, marketing).
These were provided in blocks of items concerning the same topic, within which the sequence of items was randomized to reduce possible bias by the online survey system.
It may reduce comparability of our study with others concerning the same topic, although we confirmed that the results of the analyses were almost the same even if we adopted Western definitions.
Parents of the control group receive 'care as usual', personal counselling at the CHC using the Safety Information Leaflets (children 12-24 months old) of the Consumer Safety Institute in the Netherlands, concerning the same four safety topics.
But if two articles share significantly similar bibliographies, then there is a high probability that they are concerned with the same topic or research problem.
Surprisingly, a more in-depth analysis of the articles in Figure 3 suggests that, not only did all of them appear in the same journal (Physical Review E), but indeed they are all concerned with the same topic (electric discharges) and share a relatively large fraction of PACS codes (05.45.-a 05.45.-ac).
He is allowing former industry lobbyists who worked for for-profit concerns to, in some cases, take up the same topics they had handled in the private sector.
