Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Multiplicity Ratios and the Confinement Mechanism   I review theoretical and experimental challenges in studies of the ratio of
multiplicities in quark and gluon jets, and its relevance for our understanding
of hadronization.

24
The categories of this paper are: dg-ga
20
The categories of this paper are: acc-phys
2
The categories of this paper are: math
17
The categories of this paper are: q-fin
36
The categories of this paper are: cmp-lg
35
The categories of this paper are: mtrl-th
30
The categories of this paper are: q-alg
7
The categories of this paper are: hep-th
8
The categories of this paper are: hep-ex
18
The categories of this paper are: econ
32
The categories of this paper are: atom-ph
9
The categories of this paper are: nlin
22
The categories of this paper are: chao-dyn
6
The categories of this paper are: astro-ph
10
The categories of this paper are: q-bio
33
The categories of this paper are: plasm-ph