The phrase "attractiveness of both" is correct and usable in written English.
It can be used when discussing the appeal or charm of two subjects or entities being compared or evaluated together.
Example: "The attractiveness of both options made it difficult for me to choose which one to pursue."
Alternatives: "appeal of both" or "charm of both".
Russian respondents assessed the attractiveness of both seacoasts and rivers significantly higher than forests and swampy plains and substantially higher than waterless plains.
These differences in response to relative BMI would support the claim that hours of work are affected by the physical attractiveness of both spouses through its relevance in the household decision process, regardless of gender, and in addition to the individual and spousal characteristics that are traditionally thought to affect labor supply (Blau and Kahn 2007; Browning et al.2012).2012
The attractiveness of both the romantic partners and acquaintances were rated independently (on a 0 10 numerical scale) by eight individuals who were blinded to the relationship type and who were not otherwise involved with the study.
Reports of helping behaviour were associated with a significant increase in the attractiveness of both men and women as potential long-term sexual partners.
In spite of the obvious attractiveness of both metabolic reprogramming strategies the extraction with organic solvents of secreted FFAs from large amounts of water with organic solvents will be challenging and may not be economically viable.
Further, we assessed the attractiveness of individual flowers of both sexes using male and female Hadena bicruris moths in a wind tunnel bioassay.
For longtime homeowners, the new attractiveness of their neighborhood is both annoying and gratifying.
A disconnect between soft leasing fundamentals and high prices paid for office buildings and other properties is likely to continue, thanks to an abundance of low-cost capital available to finance transactions and the attractiveness of the New York market to both local and outside investors, they add.
At the same time it is necessary to improve both the attractiveness of engineering to prospective students and retention in engineering programmes.
However, the marriage models for younger cohorts indicate a pronounced change in the selection of men and women into marriage and cohabitation, with high levels of conscientiousness and low openness increasing the attractiveness of stable domestic partnerships for both sexes.
Holmes has benefited both from the attractiveness of his milieu (that foggy, gas-lit, late Victorian London) and the fact that, as a myth, he transcends it.
