Other operating expenses were $80.6 million for the six months ended June 30, 2023, an increase of $10.5 million, or 15%, compared to the prior-year period, driven by an increase of $6.9 million in third-party contract and consulting expenses, $2.6 million in employee compensation, benefits and other employee-related expenses, mainly as a result of an increase in employee headcount, and an increase of $2.6 million in information technology expenses.
Research and development expenses
Research and development expenses were $28.0 million for the three months ended June 30, 2023, an increase of $1.4 million, or 5%, compared to the prior-year period, driven by an increase of $0.9 million in information technology expenses and $0.6 million in employee compensation, benefits and other employee-related expenses, mainly as a result of an increase in employee headcount in our research and development groups, which was partially offset by an increase in capitalization due to shifting of resources towards new investments in our platform.
Research and development expenses were $57.3 million for the six months ended June 30, 2023, an increase of $4.8 million, or 9%, compared to the prior-year period, driven by an increase of $2.8 million in employee compensation, benefits and other employee-related expenses, mainly as a result of an increase in employee headcount in our research and development groups, which was partially offset by an increase in capitalization due to shifting of resources towards new investments in our platform. Additional increases include $1.3 million in information technology expenses and $0.6 million in third-party contractor expenses.
Sales and marketing expenses
Sales and marketing expenses were $48.4 million for the three months ended June 30, 2023, an increase of $11.6 million, or 31%, compared to the prior-year period, driven by an increase of $4.6 million in third-party commissions, $3.7 million in employee compensation, benefits and other employee-related expenses, mainly as a result of an increase in employee headcount in our sales and marketing groups, an increase of $1.3 million in third-party contractor expenses, and increased spend of $1.6 million on marketing programs.
Sales and marketing expenses were $96.2 million for the six months ended June 30, 2023, an increase of $24.9 million, or 35%, compared to the prior-year period, driven by an increase of $10.6 million in employee compensation, benefits and other employee-related expenses, mainly as a result of an increase in employee headcount in our sales and marketing groups, an increase of $9.0 million in third-party commissions, increased spend of $2.6 million on marketing programs, and an increase of $2.5 million in third-party contractor and consultant expenses.
General and administrative expenses
General and administrative expenses were $22.0 million for the three months ended June 30, 2023, an increase of $1.8 million, or 9%, compared to the prior-year period, driven by an increase of $2.1 million in employee compensation, benefits and other employee-related expenses, mainly as a result of an increase in employee headcount.
General and administrative expenses were $48.7 million for the six months ended June 30, 2023, an increase of $10.4 million, or 27%, compared to the prior-year period, driven by an increase of $7 million in employee compensation, benefits and other employee-related expenses, mainly as a result of an increase in employee headcount, and an increase of $1.5 million in taxes and fees.
Depreciation and amortization expenses
Depreciation and amortization expenses were $5.9 million and $11.9 million for the three and six months ended June 30, 2023, an increase of $0.7 million and $2.3 million, or 14% and 24%, respectively, compared to the prior-year period, driven by an increase in amortization of internal use of software.
Financial income and expense, net
Financial income, net was $17.9 million for the three months ended June 30, 2023, an increase of $9.9 million, or 124%, compared to the prior-year period, driven by an increase of $5.3 million from revaluation of foreign currency balances, an increase of $3.8 million in interest income on corporate cash balances and a $0.8 million higher gain related to the change in fair value of warrants.