Recently Published
Event Study of Profit Warnings in Finnish Firms
• Replicated and audited Excel-computed market-model parameters (α, β) in R,
reconciling both sets of estimates to the decimal across all 10 OMXH25 firms a
direct reproducibility and code-review check
• Estimated two-way (firm × year) fixed-effects panel regressions of Tobin’s Q on ROA,
size, leverage (unbalanced 24-firm, 127-observation panel; plm), validated with
F-tests, Hausman tests, firm-clustered robust SEs
• Ran a market-model event study of profit warnings: AR, CAR, CAAR
over a [−10, +10] window, with cross-sectional t-tests; delivered a cross-sectional
OLS of CAR on firm size with HC3 robust SEs and residual diagnostics (Shapiro–Wilk)
• Packaged as a reproducible R Markdown / RPubs pipeline regenerating every
table and figure from raw data in one kni
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One Piece Scraping Assignment
I went into IMDb and scraped data about One Piece (2000-2002, 2023-2025)