Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Social Percolation   We introduce the simplest model which relates the emergence of collective
social/economic phenomena to the existence of a (possibly self-organized)
percolation transition. We suggest a series of extensions to financial,
economic, political systems.

7
The categories of this paper are: hep-th
15
The categories of this paper are: nucl-ex
30
The categories of this paper are: q-alg
24
The categories of this paper are: dg-ga
4
The categories of this paper are: cond-mat
5
The categories of this paper are: gr-qc
13
The categories of this paper are: quant-ph
23
The categories of this paper are: solv-int
34
The categories of this paper are: chem-ph
17
The categories of this paper are: q-fin
36
The categories of this paper are: cmp-lg
8
The categories of this paper are: hep-ex
26
The categories of this paper are: bayes-an
31
The categories of this paper are: ao-sci
6
The categories of this paper are: astro-ph
37
The categories of this paper are: supr-con