We obtain several combinatorial results about chains, cycles and orbits of the elements of the symmetric inverse semigroup ISn and the set Tn of nilpotent elements in ISn. We also get some estimates for the growth of |ISn| and |Tn|, and study random products of elements from ISn.

Using social dominance theory and structural balance theory to analyze the political and psychological perspectives of subordinated peoples, we argue that struggles between dominant and subordinated polities are embedded in layered power structures. In such contexts, it is important to examine publics’ political desires and interests in relation to their political elites’ positions or choices o...

one of the most important macro-economic objectives of the countries is to create the necessary conditions for promoting economic growth. among them, we can point to political stability and economic freedom. political instability leads to wasting physical and human resources and social capital, which will be considered as an economic rollback. also, the rate of economic growth is associated wit...

contemporary iranian society is transiting from traditional outlook to modern attitudes. social chaos matched with behavioral and thinking chaos is characteristic of transition period. political structure, as a part of society, alongside the juridical, economic and social structure is transiting from traditional sovereignty to intellectual and legal one. political participation, as a tangible a...

A study was conducted to examine the effects of nation-states’ political institutions on state relations. War-fighting and selection-effects explanation were compared to explain why democracies were more likely to win wars. An analysis of all interstate wars between 1816 and 1982 revealed that democracies that initiate wars often win them. Results also suggest that domestic political structure ...

Research on relationship management in digital political public relations is scarce. Departing from a relationship management perspective, then, this study seeks to contribute to the field of political public relations by investigating whether political parties take advantage of what digital media platforms offer in terms of long-term commitment and reciprocity utilizing the Swedish national el...

This paper argues that the benefits of international institutions accrue disproportionately to pairs of states that find cooperation most difficult. It determines which states achieve the greatest gains from these institutions by identifying a central reason that states fail to cooperate in international relations: they fear being “held up” by other states for political concessions. Political h...

The intersections and conversations between feminist geography and political geography have been surprisingly few. Feminist geographers’ forays into geopolitics and international relations within political geography have been relatively rare compared to their presence and influence in social, cultural, and economic geography. Likewise, only a few political geographers concerned with IR and geop...