The phrase "and arguably because of" is correct and usable in written English.
It can be used to suggest that something is open to interpretation or debate, particularly in relation to a cause or reason.
Example: "The project was successful, and arguably because of the team's dedication and hard work."
Alternatives: "and possibly due to" or "and perhaps as a result of".
In addition, the association between unemployment and shirking behavior is significantly stronger in small firms than in large firms, arguably because of the significantly lower protection from dismissal in the former.
The predefined primary end point of this study did not reach statistical significance, and arguably this was because of persistence of symptomatic improvement during the withdrawal phase even in the placebo group; this unanticipated carryover effect reduced the power of the study design.
Despite their guns (or, arguably, because of them), they are quite peaceable.
They are doing it, arguably, because of the smartphone's glare.
Historically, stocks tend to rise markedly in January, arguably because of tax-motivated asset reallocations.
He notes that male part-time education still trends upward, arguably because of competing opportunities in the information economy.
While SimBoost substantially outperforms matrix factorization, arguably because of its ability to discover non-linear relationships, the latent factors learnt by MF do provide important features for SimBoost.
The reason the iPhone is so successful is arguably because of Apple's insistence that it control every aspect of how it works.
Spending on health in England has been in effect frozen since 2009 (arguably because of the recession) but reforms to the NHS in England haven't reduced total spending.
However, as discussed in detail by Brunello, Weber and Weiss (2012), existing validation studies find that recall bias is not so severe, arguably because of the state-of-the-art elicitation methods used: respondents are helped to locate events along the time line, starting from domains that are more easily remembered, and then asked progressively more details about them.
