# Formatting Specification, *Financial Innovation* (SpringerOpen)

Pinned requirements derived from Springer Nature submission guidelines. All items must be verified before submission.

| # | Requirement | Acceptable value |
|---|-------------|------------------|
| 1 | Line spacing | Single-spaced |
| 2 | Font size | 12 pt |
| 3 | Margins | 1 inch (2.54 cm) on all sides |
| 4 | Figure resolution | ≥ 300 DPI for raster; vector preferred |
| 5 | Line numbers | Enabled during review |
| 6 | Tables | LaTeX `\begin{table}` environments, no embedded images |
| 7 | References | Springer author-year (Vancouver-style not accepted) |
| 8 | BibTeX style | `sn-basic` |
| 9 | Citation format | `(Author Year)` / `(Author and Author Year)` / `(Author et al. Year)` |
| 10 | Document class | `sn-jnl.cls` with default options for author-year |
| 11 | Build chain | `pdflatex → bibtex → pdflatex → pdflatex` |
| 12 | Abstract | Continuous prose, ~250 words, no Purpose/Methods/Findings/Originality subparts |
| 13 | Abstract length | ~250 words |
| 14 | Keywords | 3-8 |
| 15 | JEL codes | 3-5 |
| 16 | Article word count | Typically 8,000-14,000 for reviews |
| 17 | Figure alt-text | Required (accessibility) |
| 18 | ORCID | Required for all authors |
| 19 | AI disclosure | Required (Springer 2023 policy) |
| 20 | iThenticate | Similarity < 15% before submission |
| 21 | License | CC-BY 4.0 default (SpringerOpen) |
| 22 | APC | USD 1750 / GBP 1190 / EUR 1440 (2026 listing; SWUFE waiver available) |

Source: Springer Nature LaTeX template documentation + *Financial Innovation* journal guidelines. User should re-verify against current journal website before submission since requirements update periodically.