Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Innovative forms of sales in the e-commerce   Article about transformation of methods of remote sales in the conditions of
e-commerce. The author classifies and analyzes features of new methods of
electronic sales in the virtual environment.

18
The categories of this paper are: econ
34
The categories of this paper are: chem-ph
27
The categories of this paper are: comp-gas
22
The categories of this paper are: chao-dyn
14
The categories of this paper are: math-ph
36
The categories of this paper are: cmp-lg
7
The categories of this paper are: hep-th
26
The categories of this paper are: bayes-an
25
The categories of this paper are: patt-sol
19
The categories of this paper are: eess
8
The categories of this paper are: hep-ex
17
The categories of this paper are: q-fin
9
The categories of this paper are: nlin
4
The categories of this paper are: cond-mat
3
The categories of this paper are: physics
37
The categories of this paper are: supr-con