MIT License

Copyright (c) 2026 Nicholas Labelle St-Pierre

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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## Third-party components

### X-13ARIMA-SEATS (vendored binary, M2.6 onward)

The published wheels bundle the X-13ARIMA-SEATS seasonal-adjustment
binary (``x13as``) produced by the United States Census Bureau. The
Census Bureau's distribution disclaimer applies to that binary:

> X-13ARIMA-SEATS Disclaimer of Warranty and Public Domain Notice
>
> This Software was created by U.S. Government employees and therefore is
> not subject to copyright in the United States (17 U.S.C. §105). The
> United States/Commerce hereby grant to User a royalty-free,
> nonexclusive license to use, copy, and create derivative works of the
> Software outside of the United States.
>
> THE U.S. GOVERNMENT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING
> WITHOUT LIMITATION ANY WARRANTY OF MERCHANTABILITY, FITNESS FOR A
> PARTICULAR PURPOSE, OR NONINFRINGEMENT, AND USE OF THE SOFTWARE IS AT
> THE USER'S RISK.
>
> See: https://www.census.gov/data/software/x13as/disclaimer.html

The full disclaimer is reproduced in
``src/tsecon/x13/X13AS_LICENSE.txt`` (shipped inside the wheel).

The Python wrapper code under ``src/tsecon/x13/`` is original work
licensed under the MIT License above (it mirrors the public API of
``TimeSeriesEcon.jl/src/x13/``, which the Bank of Canada publishes
under the MIT License).
