Other operating expenses were $81.5 million for the six months ended June 30, 2024, an increase of $0.9 million, or 1%, compared to the prior-year period, driven by an increase of $6.1 million in information technology expenses partially offset by a decrease of $4.6 million in employee compensation, benefits and other employee-related expenses primarily due to a decrease in employee headcount.
Research and development expenses
Research and development expenses were $27.6 million for the three months ended June 30, 2024, a decrease of $0.4 million, or 1%, compared to the prior-year period, driven by an increase of $2.8 million in employee compensation costs capitalized as internal use software in connection with ongoing investments in our platform infrastructure, partially offset by an increase of $1.5 million in employee compensation, benefits and other employee-related expenses in line with an increase in employee headcount and an increase of $1.0 million in information technology expenses.
Research and development expenses were $59.6 million for the six months ended June 30, 2024, an increase of $2.4 million, or 4%, compared to the prior-year period, driven by an increase of $7.9 million in employee compensation, benefits and other employee-related expenses in line with an increase in employee headcount and an increase of $2.5 million in information technology expenses, partially offset by an increase of $7.6 million in employee compensation costs capitalized as internal use software in connection with ongoing investments in our platform infrastructure.
Sales and marketing expenses
Sales and marketing expenses were $50.6 million for the three months ended June 30, 2024, an increase of $2.2 million, or 5%, compared to the prior-year period, driven by an increase of $2.5 million in spend on certain direct marketing efforts and an increase of $1.0 million in information technology expenses, offset by a decrease of $1.1 million in third-party contractor and consulting expenses.
Sales and marketing expenses were $100.5 million for the six months ended June 30, 2024, an increase of $4.3 million, or 4%, compared to the prior-year period, driven by an increase of $5.1 million in spend on certain direct marketing efforts, $1.8 million in marketplace partner commissions and an increase of $1.0 million in information technology expenses, offset by a decrease of $4.0 million in employee compensation, benefits and other employee-related expenses primarily due to a decrease in employee headcount.
General and administrative expenses
General and administrative expenses were $26.1 million for the three months ended June 30, 2024, an increase of $4.1 million, or 19%, compared to the prior-year period, driven by an increase of $1.8 million in M&A related expenses and an increase of $1.6 million in third-party contractor and consulting expenses.
General and administrative expenses were $50.3 million for the six months ended June 30, 2024, an increase of $1.6 million, or 3%, compared to the prior-year period, driven by an increase of $3.4 million in M&A related expenses and an increase of $1.7 million in third-party contractor and consulting expenses, offset by a decrease of $3.5 million in employee compensation, benefits and other employee-related expenses in line with a decrease in employee headcount.
Depreciation and amortization expenses
Depreciation and amortization expenses were $10.7 million and $20.1 million for the three and six months ended June 30, 2024, an increase of $4.8 million and $8.2 million, or 81% and 68%, respectively, compared to the prior-year period, mainly driven by an increase in amortization of internal use of software.
Financial income and expense, net
Financial income, net was $2.0 million for the three months ended June 30, 2024, a decrease of $15.9 million, or 89%, compared to the prior-year period, driven by a gain from the change in the fair value of warrants that was $12.6 million lower than the gain recognized in the prior year period, as well as a $5.1 million increase in loss on revaluation of foreign currency balances. These drivers were partially offset by an increase of $1.8 million in interest income on corporate cash balances.
Financial income, net was $6.5 million for the six months ended June 30, 2024, a decrease of $13.5 million, or 68%, compared to the prior-year period, driven by a gain from the change in the fair value of warrants that was $10.6 million lower than the gain recognized in the prior year period, as well as a $6.3 million increase in loss on revaluation of foreign currency balances. These drivers were partially offset by an increase of $3.4 million in interest income on corporate cash balances.